It was a Thursday.
April 21 1978 was a Wednesday.
September 21, 1961 was a Thursday.
21 December 1989 was a Thursday.
June 21 2000 was a Wednesday.
October 21, 1981 was a Wednesday.
December 21, 1981 fell on a Monday.
March 21 1946 was a Thursday.
21 March 1950 was a Tuesday.
21 March 1959 was a Saturday.
March 21 2005 was a Monday.
March 21 2010 was a Sunday.
March 21, 1948 was a Sunday.
March 21, 1883 was a Wednesday.
March 21, 1986, was a Friday.
21 March 1960 was a Monday.
March 21, 1995, was on a Tuesday.