Gatorade makes its official debut

Yosemite National Park is created.

The USS Nautilus, the world’s first nuclear submarine, is commissioned by the U.S. Navy.

Stacy Allison becomes first American woman to reach summit of Mt. Everest

The first Deerfield Fair in New Hampshire

John Adams appointed to negotiate peace terms with British

Kennedy and Nixon square off in first televised presidential debate

Bill of Rights passes Congress

The first Supreme Court of the United States is established

Planet Neptune is discovered

President Abraham Lincoln issues a preliminary Emancipation Proclamation

Benedict Arnold commits treason

Billie Jean King beats Bobby Riggs in Battle of the Sexes Tennis Match

Nevada is site of first‑ever underground nuclear explosion

George Washington lays the cornerstone to the United States Capitol building

The Constitution of the United States of America is signed

The Mayflower heads for America

The first transcontinental mail service to San Francisco begins

The Kellogg’s Company begins selling the Pop-Tart

Union soldiers find a copy of Confederate General Robert E. Lee’s orders