April 1981Month of 1981 / From Wikipedia, the free encyclopedia The following events occurred in April 1981: 1981 January February March April May June July August September October November December More information Su, Mo ... << April 1981 >> Su Mo Tu We Th Fr Sa 01020304 05060708091011 12131415161718 19202122232425 2627282930 Close April 12, 1981: Space Shuttle era begins with U.S. launch of Columbia
The following events occurred in April 1981: 1981 January February March April May June July August September October November December More information Su, Mo ... << April 1981 >> Su Mo Tu We Th Fr Sa 01020304 05060708091011 12131415161718 19202122232425 2627282930 Close April 12, 1981: Space Shuttle era begins with U.S. launch of Columbia