What day of the week was August 25, 1991?

The day of the week August 25th, 1991 fell on was a Sunday.

Belarus gains its independence from the Soviet Union The Battle of Vukovar begins. An 87-day siege of a Croatian city by the Yugoslav People's Army (JNA) the supported by various Serbian paramilitary forces, between August–November, during the Croatian War of Independence Linus Torvalds announces the first version of what will become Linux.