May 29: Feast of Corpus Christi in Catholic and some Western Christian traditions (United States only, 2005)
- 1453 - Constantinople fell to an Ottoman army, ending the Byzantine Empire.
- 1660 - Oak Apple Day: Charles II regained the throne of England in the English Restoration.
- 1914 - Ocean liner RMS Empress of Ireland sank in the Saint Lawrence River, killing 1,012 on board.
- 1919 - Observations made by Sir Arthur Eddington during a solar eclipse confirmed part of Albert Einstein's theory of relativity.
- 1953 - Sir Edmund Hillary and Tenzing Norgay became the first people to reach the summit of Mount Everest.