AI overview
I don't have any context provided about what "1691" refers to. To write an accurate overview, I would need additional information about whether this is a historical event, a book, a film, or something else. Could you please provide the context or specify what "1691" is?
AI-generated from the Wikipedia summary — may contain errors.
Article
September 3: Sinking of HMS Coronation and HMS Harwich kills 900 Royal Navy personnel at Plymouth Sound. August 12: Holy Roman Empire and allies defeat the Ottoman Empire at the Battle of Slankamen (now in Serbia) and 25,000 Turks are killed. 1691 (MDCXCI) was a common year starting on Monday of the Gregorian calendar and a common year starting on Thursday of the Julian calendar, the 1691st year of the Common Era (CE) and Anno Domini (AD) designations, the 691st year of the 2nd millennium, the 91st year of the 17th century, and the 2nd year of the 1690s decade. As of the start of 1691, the Gregorian calendar was 10 days ahead of the Julian calendar, which remained in localized use until 1923.
July 12: Army of King William III defeats supporters of former King James II at the Battle of Aughrim.