1537
1537
Valentines day.
In 1776 the 4th of July was declared a federal holiday.
1894
1799 was declared
Christmas wasn't declared a federal holiday in the USA until June 26, 1870.
According to Sweetest Day and Valentines Day,Valentine`s Day comes twice a year.
No year. Constantine never declared Christianity as the official religion of the Roman empire. All he did was to make it a legal religion. It was not declared the official religion until 381 under Theodosius I.
it was fist decoverd in the year1892
It is Valentines Day.
In year 1860
Although celebrated since 1776, it did not become a legal holiday until 1941.