observance

Join NHLBI, The Heart Truth, and organizations around the country on National Wear Red Day, celebrated each year on the first Friday in February, to bring greater attention to heart […]

D-Day is observed in the U.S. in memory of the Normandy landings in France on June 6, 1944, in which American soldiers and other Allied forces fought to end World […]

People across the United States celebrate Flag Day on June 14 each year to honor the United States flag and to commemorate the flag’s adoption. On the same day, the […]

American Eagle Day celebrates one of the most recognizable American national symbols – the once-endangered bald eagle. Each year on June 20th, National American Eagle Day honors our national symbol, […]

Father's Day in the United States is on the third Sunday of June. It celebrates the contribution that fathers and father figures make for their children's lives. Its origins may […]

Columbus Day, which is on the second Monday of October, remembers Christopher Columbus' arrival to the Americas on October 12, 1492. This holiday is controversial because the European settlement in […]

While the second Monday of October marks Columbus Day in many parts of the United States, some states instead observe Native American Day, a celebration of North America's Indigenous peoples […]