September 10 is St. George's Cay Day in this Central American country
In 1915 President Wilson declared this holiday the second Sunday in May
It's the No. 1 day for fresh-cut flower sales
Every year on this holiday, Washington's crossing of the Delaware is reenacted near Trenton, New Jersey
From June to August, the "Trail of Tears" drama is staged near Tahlequah in this state
On April 30 this country celebrates the birthday of its former queen Juliana
National Grandparents Day is celebrated in September on the first Sunday after this holiday
In 1995 it occurred on April 16th; in 1996 it will occur on April 7th
In Canada & Great Britain it's usually the day following Christmas
In 1789 it became the first U.S. holiday designated by presidential proclamation