September 28 is World Rabies Day, a global health observance started in 2007 to raise awareness about rabies and bring together partners to enhance prevention and control efforts worldwide. World Rabies Day is observed in many countries, including the United States.

New Year's Eve is a major social holiday for many people in the United States. Many people hold parties at home or attend special celebrations to celebrate the upcoming New Year. In many cities, large scale public events are held. These often attract thousands of people.

From Wikipedia:

Winter Solstice

The winter solstice marks the shortest day of the year in the Northern Hemisphere when the sun appears at its most southerly position, directly overhead at the faraway Tropic of Capricorn.

In 2024, the Winter Solstice arrives on December 21st at 4:20am.

Memorial Day is a federal holiday observed every year on the last Monday in May.

It honors those who died serving in the United States military. In the United States, Memorial Day weekend kicks off the start of the summer season and with Labor Day weekend ending the summer.

Flag Day

Since there was no official American flag, the colors and makeup of the various flags used are vague in the records of history. The American flag was first conceived as a protest against tyranny.

4th of July

The Fourth of July (also known as Independence Day or July 4th) has been a federal holiday in the United States since 1941, but the tradition of Independence Day celebrations goes back to the 18th century and the American Revolution.