This week in history: July 15-20

By Claudine Zap

Disneyland opens, the first nuclear bomb is tested, and men walk on the moon. Plus more in this week in history.

ONE LIFE TO LIVE, (L-R), Lillian Hayman, Justin McDonough, Jan Chasmar, Antony Ponzini, Gillian Spencer, Lynn Benish, Michael Storm, (1969), 1968-2012.
This week in history: July 15-20
ONE LIFE TO LIVE, (L-R), Lillian Hayman, Justin McDonough, Jan Chasmar, Antony Ponzini, Gillian Spencer, Lynn Benish, Michael Storm, (1969), 1968-2012.
This photo made by a U.S. Army automatic newsreel camera, shows the test explosion of the world's first atomic bomb at Alamagordo, N.M., on July 16, 1945. The test, known as Trinity, of the plutonium bomb capped a $2 billion effort, unprecedented in those times. (AP Photo)
This week in history: July 15-20
This photo made by a U.S. Army automatic newsreel camera, shows the test explosion of the world's first atomic bomb at Alamagordo, N.M., on July 16, 1945. The test, known as Trinity, of the plutonium bomb capped a $2 billion effort, unprecedented in those times. (AP Photo)
The first U.S. atom bomb explodes during a test in Alamogordo, N.M., July 16, 1945. The cloud went 40,000 feet in the air, as viewed by an automatic camera six miles away from the site. (AP Photo)
This week in history: July 15-20
The first U.S. atom bomb explodes during a test in Alamogordo, N.M., July 16, 1945. The cloud went 40,000 feet in the air, as viewed by an automatic camera six miles away from the site. (AP Photo)
)Children sprint across a drawbridge and into the castle that marks the entrance to Fantasyland at the opening of Walt Disney's Disneyland in Anaheim, California, July 17, 1955. Fantasyland had been closed until late in the day, and a virtual stampede developed when it finally opened. (AP Photo)
This week in history: July 15-20
)Children sprint across a drawbridge and into the castle that marks the entrance to Fantasyland at the opening of Walt Disney's Disneyland in Anaheim, California, July 17, 1955. Fantasyland had been closed until late in the day, and a virtual stampede developed when it finally opened. (AP Photo)
U.S. President Franklin D. Roosevelt smiles as he drives in his open car in Hyde Park, N.Y. the day after his re-election to a third term in office on Nov. 6, 1940. (AP Photo)
This week in history: July 15-20
U.S. President Franklin D. Roosevelt smiles as he drives in his open car in Hyde Park, N.Y. the day after his re-election to a third term in office on Nov. 6, 1940. (AP Photo)
Photograph shows the Rosetta Stone, 1800s. The stone contains identical text in three languages, hieroglyphs, Egyptian, and ancient Greek, and was deciphered by French linguist Jean-Francois Champollion. (Photo by Hulton Archive/Getty Images)
This week in history: July 15-20
Photograph shows the Rosetta Stone, 1800s. The stone contains identical text in three languages, hieroglyphs, Egyptian, and ancient Greek, and was deciphered by French linguist Jean-Francois Champollion. (Photo by Hulton Archive/Getty Images)
EA view of the Apollo Command Module with astronaut Michael Collins aboard as seen from the Lunar Module, July 20, 1969. Astronauts Neil Armstrong and Edwin Aldrin in the Lunar Module have separated from Apollo 11 and prepare to go to the lunar surface. Moon terrain in background is the far side of the moon. (AP Photo/NASA)
This week in history: July 15-20
EA view of the Apollo Command Module with astronaut Michael Collins aboard as seen from the Lunar Module, July 20, 1969. Astronauts Neil Armstrong and Edwin Aldrin in the Lunar Module have separated from Apollo 11 and prepare to go to the lunar surface. Moon terrain in background is the far side of the moon. (AP Photo/NASA)
/July 1969: American astronaut Edwin 'Buzz' Aldrin on the surface of the moon next to the American flag during the NASA Apollo 11 mission. Prints from Aldrin's spaceboots mark the lunar terrain. Aldrin was the second man to walk on the moon, after Neil Armstrong. (Photo by Hulton Archive/Getty Images)
This week in history: July 15-20
/July 1969: American astronaut Edwin 'Buzz' Aldrin on the surface of the moon next to the American flag during the NASA Apollo 11 mission. Prints from Aldrin's spaceboots mark the lunar terrain. Aldrin was the second man to walk on the moon, after Neil Armstrong. (Photo by Hulton Archive/Getty Images)

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