The Washington Monument is Completed

The Washington Monument is Completed

Aircraft squadron disappears in the Bermuda Triangle.

The unmanned space vehicle Mars Pathfinder was launched from Cape Canaveral, Florida, in order to explore the surface of Mars.

First human heart transplant

Environmental Protection Agency opens.

Rosa Parks ignites bus boycott.

Galileo Galilei first begins observing the moon with his telescope.

American explorer Richard Byrd and three companions make the first flight over the South Pole

The Grand Ole Opry begins broadcasting

Nobel Prizes established

Archaeologists enter tomb of King Tut

Leslie Groves and J. Robert Oppenheimer chose Los Alamos, New Mexico, as the site of Project Y, which developed the first atomic bomb.

Charles Darwin’s “Origin of Species” is published

First issue of “Life” is published

John Fitzgerald Kennedy, the 35th president of the United States, is assassinated.

Thomas Edison announces his invention of the phonograph, a way to record and play back sound.

Nuremberg trials begin

President Lincoln delivers Gettysburg Address

Railroads create the first time zones