Calendar (New Style) Act 1750
... that until the Calendar (New Style) Act 1750 was passed, the new year began on 25 March in England, Wales, Ireland, and Britain's American colonies?
... that until the <b id="mwAlc"><a href="./Calendar_(New_Style)_Act_1750" id="mwAlg" rel="mw:WikiLink" title="Calendar (New Style) Act 1750">Calendar (New Style) Act 1750</a></b> was passed, the new year began on 25<span id="mwAlk" typeof="mw:Entity"> </span>March in England, Wales, Ireland, and Britain's American colonies?