May 21, 1990 fell on a Monday.
21 October 1990 was a Sunday.
June 21, 1990 fell on a Thursday.
July 21, 1990 fell on a Saturday.
September 21, 1990 fell on a Friday.
Wednesday
Friday
It was a Tuesday.
It was a Sunday.
March 21st, 1990 fell on a Wednesday.
May 21, 1949 was a Saturday.
May 21 1927 was a Saturday.
May 21, 1975, was a Wednesday.