1940 was a leap year, therefore, February 1940 contained 29 days.
There were 366 days in the year 1940. (1940 was a leap year.)
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There was 29 days in February of 1836.
February 1930, had 28 days.
There were 28 days in February 1941.
February 2010 has 28 days.
February 2000 had 29 days.
There were 28 days in February 1954.
There were 28 days in February 1885.
In 2002, February had 28 days.
There were 28 days in February 1966.
February 1986 had 28 days.