Seasons are opposite on either side of the Equator, so the equinox in September is also known as the autumnal (fall) equinox in the Northern Hemisphere, and is considered the first day of fall.

Many Jewish Americans celebrate Rosh Hashana (or Rosh Hashanah), which is also known as the Jewish New Year. Rosh Hashana starts on the first day of Tishrei (or Tishri), which is the seventh month in the Jewish calendar, and may last for two days. It is sometimes called the Day...

Various events and activities are organized on Senior Citizens Day to raise awareness of supporting older people and recognizing their achievements. Some people raise awareness through social media and news stories, while others organize special community gatherings inviting senior citizens, their families, friends and volunteers. Some businesses give special discounts...

Purple Heart Day is an observance that commemorates the creation of the Purple Heart Medal in 1782. The holiday also encourages people to pay their respects to fallen soldiers, to listen to the stories of soldiers and veterans, and to thank them for their service to the nation.

Parental figures in the United States receive the recognition for the role they play in their children’s lives on Parents’ Day. The day aims to promote responsible parenting and to recognize positive parental role models. It celebrates the special bonds of love between parental figures and their children.

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 War II in Europe.

Many Americans celebrate Armed Forces Day annually on the third Saturday of May. It is a day to pay tribute to men and women who serve the United States’ armed forces. Armed Forces Day is also part of Armed Forces Week, which begins on the second Saturday of May.