Burma Standard Time
... that Rangoon kept its own time for more than two decades after Burma Standard Time first came into effect?
... that <a href="./Yangon" id="mwBdM" rel="mw:WikiLink" title="Yangon">Rangoon</a> kept its own time for more than two decades after <b id="mwBdQ"><a href="./Myanmar_Standard_Time" id="mwBdU" rel="mw:WikiLink" title="Myanmar Standard Time">Burma Standard Time</a></b> first came into effect?