The given date was a Sunday.
February 11 1971 was on a Thursday.
November 11, 2011, is a Friday.
Thursday
it was a Thursday
It was a Tuesday.
April 11, 1948 was a Sunday.
Wednesday.
Saturday.
11 April 1947 was a Friday.
April 11 1989 was a Tuesday.
April 11, 2003 was a Friday.
April 11, 1939 was a Tuesday.
April 11 2010 was a Sunday.
April 11, 1958, was a Friday.
April 11 1925 was a Saturday.
Monday
April 11, 2009 fell on a Saturday.