Wikipedia:Selected anniversaries/August 30
August 30: Ghost Festival in the Chinese lunar calendar (2004). Independence Day in Tatarstan (1990), Azerbaijan (1991)
- 1574 - Guru Ram Das became the Fourth Sikh Guru/Master.
- 1813 - French forces were defeated by an Austrian-Prussian-Russian alliance in the Battle of Kulm.
- 1863 - American Civil War: Union forces were defeated in the Second Battle of Bull Run.
- 1999 - East Timorese voted for independence in a referendum.