- 1990 – The Luzon earthquake strikes the Philippines with an intensity of 7.7, affecting Benguet, Pangasinan, Nueva Ecija, La Union, Aurora, Bataan, Zambales and Tarlac.
- 1990 – The Parliament of the Ukrainian SSR declares state sovereignty over the territory of the Ukrainian SSR.
- 1999 – John F. Kennedy Jr., piloting a Piper Saratoga aircraft, dies when his plane crashes into the Atlantic Ocean off the coast of Martha's Vineyard. His wife and sister-in-law are also killed.
