May 20, 2004 fell on a Thursday.
20 January 2004 was a Tuesday.
January 20 2004 was a Tuesday.
It was a Sunday.
Friday
20 May 1942 was a Wednesday.
20 May 1958 was a Tuesday.
May 20 1965 was on a Thursday.
May 20 1946 was on a Monday.
May 20 1971 was a Thursday.
May 20 1980 was a Tuesday.
May 20 2010 was a Thursday.
May 20, 1955, was a Friday