1st » German reunification: East Germany accepts the Deutsche Mark as its currency, thus uniting the economies of East and West Germany.
11th » Oka Crisis: First Nations land dispute in Quebec, Canada begins.
16th » The 1990 Luzon earthquake e.g Luzon Earthquake strikes in Benguet, Pangasinan, Nueva Ecija, La Union, Aurora (province) known as Aurora, Bataan, Zambales and Tarlac, Philippines, with an intensity of 7.7.
16th » The Verkhovna Rada Parliament of the Ukrainian SSR Declaration of State Sovereignty of Ukraine declares state sovereignty over the territory of the Ukrainian Soviet Socialist Republic Ukrainian SSR.
24th » Iraqi forces start massing on the Kuwait-Iraq border.
26th » The Americans with Disabilities Act of 1990 is signed into law by President George H. W. Bush or George Bush.
27th » The Supreme Soviet of the Byelorussian Soviet Socialist Republic called Belarusian Soviet Republic declares independence of Belarus from the Soviet Union. Until 1996 the day is celebrated as the Independence Day of Belarus; after a Belarusian referendum,
30th » George Steinbrenner is forced by Commissioner Fay Vincent to resign as principal partner of New York Yankees for hiring Howie Spira to "get dirt" on Dave Winfield.
23rd » Kenjiro Takayanagi, Japanese engineer (b. 1899)
26th » Brent Mydland, German-American keyboard player and songwriter (Grateful Dead, Bobby and the Midnites, and Silver (band) called Silver) (b. 1952)
27th » Bobby Day, American singer-songwriter, pianist, and producer (The Hollywood Flames and Bob & Earl) (b. 1928)