- 479 BC Greco-Persian Wars: Battle of Plataea, Persian forces led by Mardonius routed by Greek army under Pausanias; together with Greek success at Battle of Mycale halts Persian invasion of Greece
- 663 Battle of Baekgang: Tang Chinese and Silla Korean forces defeat Korean Baekje forces and their Yamato Japanese allies on the Geum River in Korea; - no Japanese invasion of Korea for 900 years
- 1883 Krakatoa volcano, west of Java in Indonesia, erupts with a force of 1,300 megatons and kills approximately 40,000 people
- 1979 Warrenpoint ambush: 18 British Army soldiers killed when Provisional IRA explode two roadside bombs as a British convoy passes Narrow Water Castle
"Guinness Book of World Records" 1st published
On August 27, 1955
Britain defeated Zanzibar in a 38-minute war (9:02 AM-9:40 AM). Shortest recorded war in history.
On August 27, 1896