1328 – Wars of Scottish Independence end: By the Treaty of Edinburgh–Northampton the Kingdom of England recognises the Kingdom of Scotland as an independent state.
1576 – Stephen Báthory, the reigning Prince of Transylvania, marries Anna Jagiellon and they become co-rulers of the Polish–Lithuanian Commonwealth.
1786 – The Marriage of Figaro, an opera buffa composed by Wolfgang Amadeus Mozart, premiered at the Burgtheater in Vienna.
1897 – The Ramakrishna Mission was founded by Swami Vivekananda to serve as the humanitarian counterpart to the Hindu monastic order Ramakrishna Math.
1930 – The dwarf planet Pluto is officially named.