Calendar (New Style) Act 1750

The Calendar (New Style) Act 1750 (c.23) (also known as Chesterfield's Act after Philip Stanhope, 4th Earl of Chesterfield) was an Act of the Parliament of Great Britain. It reformed the calendar of England and British Dominions so that the new legal year began on 1 January rather than 25 March (Lady Day); and it adopted the Gregorian calendar, as already used in most of western Europe.

Calendar (New Style) Act 1750

The Calendar (New Style) Act 1750 (c.23) (also known as Chesterfield's Act after Philip Stanhope, 4th Earl of Chesterfield) was an Act of the Parliament of Great Britain. It reformed the calendar of England and British Dominions so that the new legal year began on 1 January rather than 25 March (Lady Day); and it adopted the Gregorian calendar, as already used in most of western Europe.