Wikipedia:Selected anniversaries/April 28
- 1192 - Third Crusade: Conrad of Montferrat, the elected King of Jerusalem, was assassinated by the Hashshashin.
- 1789 - Fletcher Christian led a mutiny aboard HMAV Bounty against Commander William Bligh (pictured).
- 1952 - Occupied Japan: Japan was once again an independent state, when the Treaty of San Francisco entered into force.
- 1996 - A spree shooter in the Port Arthur Massacre killed 35 people, and seriously injured 37 in Tasmania, Australia.
- 2001 - Dennis Tito became the world's first fee-paying space tourist, riding the Soyuz TM-32 spacecraft to the International Space Station.