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    <p><tt>I also doubt the claim by Shanks that </tt><tt><span
          style="color: rgb(0, 0, 0); font-size: 13px; font-style:
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          normal; font-weight: 400; letter-spacing: normal; text-align:
          start; text-indent: 0px; text-transform: none; white-space:
          normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;
          background-color: rgb(255, 255, 255); text-decoration-style:
          initial; text-decoration-color: initial; display: inline
          !important; float: none;">Zakarpattia Oblast, to which </span></tt><tt><br>
      </tt><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
          font-variant-caps: normal; font-weight: 400; letter-spacing:
          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;">Uzhgorod / Uzhhorod belongs, had Central
          European time between 1 July 1990 and 31 March 1991.</span></tt></p>
    <p><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
          font-variant-caps: normal; font-weight: 400; letter-spacing:
          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;"></span></tt><tt><span style="color: rgb(0, 0,
          0); font-size: 13px; font-style: normal;
          font-variant-ligatures: normal; font-variant-caps: normal;
          font-weight: 400; letter-spacing: normal; text-align: start;
          text-indent: 0px; text-transform: none; white-space: normal;
          word-spacing: 0px; -webkit-text-stroke-width: 0px;
          background-color: rgb(255, 255, 255); text-decoration-style:
          initial; text-decoration-color: initial; display: inline
          !important; float: none;"><span style="color: rgb(0, 0, 0);
            font-size: 13px; font-style: normal; font-variant-ligatures:
            normal; font-variant-caps: normal; font-weight: 400;
            letter-spacing: normal; text-align: start; text-indent: 0px;
            text-transform: none; white-space: normal; word-spacing:
            0px; -webkit-text-stroke-width: 0px; background-color:
            rgb(255, 255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;">Zakarpattia Oblast</span> has borders with
          Slovakia (was Czechoslovakia still in 1990) and Hungary.<br>
          These countries were on Central European time (GMT +1h east)
          during that period.<br>
        </span></tt><tt><span style="color: rgb(0, 0, 0); font-size:
          13px; font-style: normal; font-variant-ligatures: normal;
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          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;"><span style="color: rgb(0, 0, 0); font-size:
            13px; font-style: normal; font-variant-ligatures: normal;
            font-variant-caps: normal; font-weight: 400; letter-spacing:
            normal; text-align: start; text-indent: 0px; text-transform:
            none; white-space: normal; word-spacing: 0px;
            -webkit-text-stroke-width: 0px; background-color: rgb(255,
            255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;">The town of </span></span></tt><tt><span
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          normal; font-variant-ligatures: normal; font-variant-caps:
          normal; font-weight: 400; letter-spacing: normal; text-align:
          start; text-indent: 0px; text-transform: none; white-space:
          normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;
          background-color: rgb(255, 255, 255); text-decoration-style:
          initial; text-decoration-color: initial; display: inline
          !important; float: none;"><span style="color: rgb(0, 0, 0);
            font-size: 13px; font-style: normal; font-variant-ligatures:
            normal; font-variant-caps: normal; font-weight: 400;
            letter-spacing: normal; text-align: start; text-indent: 0px;
            text-transform: none; white-space: normal; word-spacing:
            0px; -webkit-text-stroke-width: 0px; background-color:
            rgb(255, 255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;"><span style="color: rgb(0, 0, 0); font-size:
              13px; font-style: normal; font-variant-ligatures: normal;
              font-variant-caps: normal; font-weight: 400;
              letter-spacing: normal; text-align: start; text-indent:
              0px; text-transform: none; white-space: normal;
              word-spacing: 0px; -webkit-text-stroke-width: 0px;
              background-color: rgb(255, 255, 255);
              text-decoration-style: initial; text-decoration-color:
              initial; display: inline !important; float: none;">Uzhhorod
              is directly at the border to Slovakia.</span></span></span></tt><tt><br>
      </tt><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
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          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;"></span></tt></p>
    <p><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
          font-variant-caps: normal; font-weight: 400; letter-spacing:
          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
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          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;">Kiev, Ukraine's capital, was under GMT +3h east
          at that time.<br>
        </span></tt></p>
    <p><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
          font-variant-caps: normal; font-weight: 400; letter-spacing:
          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;">Under which authority the more western </span></tt><tt><span
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          normal; font-variant-ligatures: normal; font-variant-caps:
          normal; font-weight: 400; letter-spacing: normal; text-align:
          start; text-indent: 0px; text-transform: none; white-space:
          normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;
          background-color: rgb(255, 255, 255); text-decoration-style:
          initial; text-decoration-color: initial; display: inline
          !important; float: none;"><span style="color: rgb(0, 0, 0);
            font-size: 13px; font-style: normal; font-variant-ligatures:
            normal; font-variant-caps: normal; font-weight: 400;
            letter-spacing: normal; text-align: start; text-indent: 0px;
            text-transform: none; white-space: normal; word-spacing:
            0px; -webkit-text-stroke-width: 0px; background-color:
            rgb(255, 255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;">Zakarpattia Oblast would have followed its own
            time zone?<br>
            <br>
            I have put the question now into an Ukainian astrology
            forum, but my experiences with this kind of forum are <br>
            not the best - few people outside the small TZ community
            engage themselves with details of historical time zones.</span></span></tt></p>
    <p><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
          font-variant-caps: normal; font-weight: 400; letter-spacing:
          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;"><span style="color: rgb(0, 0, 0); font-size:
            13px; font-style: normal; font-variant-ligatures: normal;
            font-variant-caps: normal; font-weight: 400; letter-spacing:
            normal; text-align: start; text-indent: 0px; text-transform:
            none; white-space: normal; word-spacing: 0px;
            -webkit-text-stroke-width: 0px; background-color: rgb(255,
            255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;">The Ukrainian astrology website on which that
            forum runs uses the time zone of Kiev for </span></span></tt><tt><span
          style="color: rgb(0, 0, 0); font-size: 13px; font-style:
          normal; font-variant-ligatures: normal; font-variant-caps:
          normal; font-weight: 400; letter-spacing: normal; text-align:
          start; text-indent: 0px; text-transform: none; white-space:
          normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;
          background-color: rgb(255, 255, 255); text-decoration-style:
          initial; text-decoration-color: initial; display: inline
          !important; float: none;"><span style="color: rgb(0, 0, 0);
            font-size: 13px; font-style: normal; font-variant-ligatures:
            normal; font-variant-caps: normal; font-weight: 400;
            letter-spacing: normal; text-align: start; text-indent: 0px;
            text-transform: none; white-space: normal; word-spacing:
            0px; -webkit-text-stroke-width: 0px; background-color:
            rgb(255, 255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;"><span style="color: rgb(0, 0, 0); font-size:
              13px; font-style: normal; font-variant-ligatures: normal;
              font-variant-caps: normal; font-weight: 400;
              letter-spacing: normal; text-align: start; text-indent:
              0px; text-transform: none; white-space: normal;
              word-spacing: 0px; -webkit-text-stroke-width: 0px;
              background-color: rgb(255, 255, 255);
              text-decoration-style: initial; text-decoration-color:
              initial; display: inline !important; float: none;"><tt><span
                  style="color: rgb(0, 0, 0); font-size: 13px;
                  font-style: normal; font-variant-ligatures: normal;
                  font-variant-caps: normal; font-weight: 400;
                  letter-spacing: normal; text-align: start;
                  text-indent: 0px; text-transform: none; white-space:
                  normal; word-spacing: 0px; -webkit-text-stroke-width:
                  0px; background-color: rgb(255, 255, 255);
                  text-decoration-style: initial; text-decoration-color:
                  initial; display: inline !important; float: none;"><span
                    style="color: rgb(0, 0, 0); font-size: 13px;
                    font-style: normal; font-variant-ligatures: normal;
                    font-variant-caps: normal; font-weight: 400;
                    letter-spacing: normal; text-align: start;
                    text-indent: 0px; text-transform: none; white-space:
                    normal; word-spacing: 0px;
                    -webkit-text-stroke-width: 0px; background-color:
                    rgb(255, 255, 255); text-decoration-style: initial;
                    text-decoration-color: initial; display: inline
                    !important; float: none;">Zakarpattia Oblast, during
                    the period in question.</span></span></tt></span></span></span></tt></p>
    <p><tt><span style="color: rgb(0, 0, 0); font-size: 13px;
          font-style: normal; font-variant-ligatures: normal;
          font-variant-caps: normal; font-weight: 400; letter-spacing:
          normal; text-align: start; text-indent: 0px; text-transform:
          none; white-space: normal; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background-color: rgb(255,
          255, 255); text-decoration-style: initial;
          text-decoration-color: initial; display: inline !important;
          float: none;"><span style="color: rgb(0, 0, 0); font-size:
            13px; font-style: normal; font-variant-ligatures: normal;
            font-variant-caps: normal; font-weight: 400; letter-spacing:
            normal; text-align: start; text-indent: 0px; text-transform:
            none; white-space: normal; word-spacing: 0px;
            -webkit-text-stroke-width: 0px; background-color: rgb(255,
            255, 255); text-decoration-style: initial;
            text-decoration-color: initial; display: inline !important;
            float: none;"><span style="color: rgb(0, 0, 0); font-size:
              13px; font-style: normal; font-variant-ligatures: normal;
              font-variant-caps: normal; font-weight: 400;
              letter-spacing: normal; text-align: start; text-indent:
              0px; text-transform: none; white-space: normal;
              word-spacing: 0px; -webkit-text-stroke-width: 0px;
              background-color: rgb(255, 255, 255);
              text-decoration-style: initial; text-decoration-color:
              initial; display: inline !important; float: none;"><tt><span
                  style="color: rgb(0, 0, 0); font-size: 13px;
                  font-style: normal; font-variant-ligatures: normal;
                  font-variant-caps: normal; font-weight: 400;
                  letter-spacing: normal; text-align: start;
                  text-indent: 0px; text-transform: none; white-space:
                  normal; word-spacing: 0px; -webkit-text-stroke-width:
                  0px; background-color: rgb(255, 255, 255);
                  text-decoration-style: initial; text-decoration-color:
                  initial; display: inline !important; float: none;"><span
                    style="color: rgb(0, 0, 0); font-size: 13px;
                    font-style: normal; font-variant-ligatures: normal;
                    font-variant-caps: normal; font-weight: 400;
                    letter-spacing: normal; text-align: start;
                    text-indent: 0px; text-transform: none; white-space:
                    normal; word-spacing: 0px;
                    -webkit-text-stroke-width: 0px; background-color:
                    rgb(255, 255, 255); text-decoration-style: initial;
                    text-decoration-color: initial; display: inline
                    !important; float: none;">I am trying to find out on
                    which information that is based.<br>
                  </span></span></tt></span></span></span></tt></p>
    <div class="moz-cite-prefix"><tt>On 02.12.19 20:31, Paul Eggert
        wrote:</tt><tt><br>
      </tt></div>
    <blockquote type="cite"
      cite="mid:be50faaf-905a-39ee-5b10-d573919f4d45@cs.ucla.edu"><tt>On
        11/26/19 6:04 AM, Mikhail Gribanov wrote:
      </tt><tt><br>
      </tt>
      <tt><br>
      </tt>
      <blockquote type="cite">
        <blockquote type="cite"><tt>Europe/Uzhgorod
          </tt><tt><br>
          </tt><tt>Europe/Zaporozhye
          </tt><tt><br>
          </tt>
          <tt><br>
          </tt><tt>Can you explain why they were added? I did not find
            any evidence of
          </tt><tt><br>
          </tt><tt>the existence of events "Ruthenia used CET 1990/1991"
            (comment in tz
          </tt><tt><br>
          </tt><tt>database).
          </tt><tt><br>
          </tt></blockquote>
      </blockquote>
      <tt><br>
      </tt><tt>As I recall, they were added because Shanks's
        International Atlas had them. The "europe" file says:
      </tt><tt><br>
      </tt>
      <tt><br>
      </tt><tt># Unless otherwise specified, the source for data through
        1990 is:
      </tt><tt><br>
      </tt><tt># Thomas G. Shanks and Rique Pottenger, The International
        Atlas (6th edition),
      </tt><tt><br>
      </tt><tt># San Diego: ACS Publications, Inc. (2003).
      </tt><tt><br>
      </tt><tt># Unfortunately this book contains many errors and cites
        no sources.
      </tt><tt><br>
      </tt>
      <tt><br>
      </tt><tt>It's quite possible that Shanks was wrong, or that I
        transcribed Shanks incorrectly. If so, it'd be helpful to
        provide evidence of the error, so that we can fix tzdb.
      </tt><tt><br>
      </tt>
    </blockquote>
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