23rd May 1963 was a Thursday.
23rd May 1981, was a Saturday.
May 23rd, 1980 fell on a Friday.
May 23rd, 1985 fell on a Thursday.
This was a wednesday
Monday
23rd May 1990 was a Wednesday.
May 23rd, 1945 fell on a Wednesday. The following year, it fell on a Thursday.
The given date was a Monday.
May 23rd, 1948 fell on a Sunday.
23rd November 1952 was a Sunday.
November 23rd 1978 was a Thursday.