To get an answer, you have to tell us what IT is.
1997
the first day after the last day of the previous year.
It started in year 1939 but i don't know the day.
Fathers day started in 1954.
D-Day was in planning for over a year.
1896
Russia
Tuesday
1917
In 1954
1944.
As the question was asked in the year 2012, the answer is Tuesday.