In the US, that fell on a Tuesday
It was a Friday.
The day of the week April 18,2007 occured was on Thursday.
18 September 1947 was a Thursday.
March 18 1949 was a Friday.
March 18 1979 was a Sunday.
June 18, 1985 fell on a Tuesday.
July 18, 1985 was a Thursday.
18 February 1985 was a Monday.
September 18, 1985 fell on a Wednesday.
June 18 1970 was a Thursday.
18 June 1979 was a Monday.
June 18 1812 was a Friday.
June 18 2010 was Friday.
June 18, 1947 was a Wednesday.
Monday
It was a Friday.
Sunday.