1. George Washington's Birthday: February 22 is celebrated in the United States as George Washington's birthday, in commemoration of the first president of the country. He was born on this day in 1732 in Westmoreland County, Virginia.

2. Washington Monument: On this day in 1885, construction of the Washington Monument in Washington D.C. was completed. This monument is dedicated to the first president of the United States, and is the tallest freestanding stone structure in the world.

3. Burr-Hamilton Duel: One of the most infamous events in American history took place on February 22, 1804, when Vice President Aaron Burr killed Alexander Hamilton in a duel in Weehawken, New Jersey.

4. President Roosevelt Signs Executive Order 9066: On February 22, 1942, President Franklin D. Roosevelt signed Executive Order 9066, which paved the way for the forced relocation and internment of over 120,000 Japanese Americans during World War II.

5. First Female Governor Elected: On February 22, 1925, Governor Dixy Lee Ray was born in Tacoma, Washington. In 1977, Ray became the first female governor to be elected in Washington state.