Historical events from year 1990. Learn about 806 famous, scandalous and important events that happened in 1990 or search by date or keyword.
April 1, 1990 - The 1990 census is conducted, counting 248,718,301, for an increase of 9.8% over the 1980 census. This is the smallest increase in the population rate since 1940. The geographic center of the United States population is now ten miles southeast of Steelville, Missouri.