Liberty Bell
Sep 1 Pennsylvania's new State House bell (known today as the Liberty Bell) arrives in Philadelphia from Whitechapel Foundry in London, England
Gregory Conquers Julius Caesar
Sep 2 Last Julian calendar day in Great Britain and British colonies including America. To sync to the Gregorian calendar, 11 days are skipped and the next date is Sep 14.
- Sep 3 Britain and the British Empire (including the American colonies) adopt the Gregorian Calendar, losing 11 days. People riot thinking the government stole 11 days of their lives
- Sep 14 Britain and the British Empire (including the American colonies) adopt the Gregorian Calendar after skipping the 11 days between September 3 and September 13