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Ronald Reagan's Presidency
Ronald Wilson Reagan was an American politician who served as the 40th president of the United States from 1981 to 1989 and became a highly influential voice of modern conservatism. Prior to his presidency, he was a Hollywood actor and union leader before serving as the 33rd governor of California from 1967 to 1975. -
The Space Shuttle Liftoff
A spacecraft operated by NASA for orbital human spaceflight missions carries payloads to low Earth orbit, provides crew rotation for the International Space Station (ISS), and performs servicing missions. At 11:38 a.m. EST, on January 28, 1986, the space shuttle Challenger lifted off from Cape Canaveral, Florida, and Christa McAuliffe became the first ordinary U.S. civilian to travel into space. -
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George H. W. Bush's Presidency
George Herbert Walker Bush was an American politician, diplomat, and businessman who served as the 41st president of the United States from 1989 to 1993. He brought to the White House a dedication to traditional American values and a determination to direct them toward making the United States “a kinder and gentler nation” in the face of a dramatically changing world. -
The First Space Telescope
After launching the first space telescope, Hubble, it expanded our knowledge of the universe. Hubble has made more than 1.3 million observations since its mission began in 1990. Astronomers using Hubble data have published more than 15,000 scientific papers, making it one of the most productive scientific instruments ever built. Those papers have been cited in other papers 738,000 times. -
Invention of Ant Robots
Ant robotics, a special case of swarm robotics with limited sensing and computational capabilities, makes it feasible to deploy teams of swarm robots and take advantage of the resulting fault tolerance and parallelism. In 1991, American electrical engineer James McLurkin was the first to conceptualize the idea of "robot ants" while working at the MIT Computer Science and Artificial Intelligence Laboratory at the Massachusetts Institute of Technology. -
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The Gulf War
The Gulf War was a war waged by coalition forces from 35 nations led by the United States against Iraq in response to Iraq's invasion and annexation of Kuwait arising from oil pricing and production disputes. -
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The Battle of 73 Easting
The Battle of 73 Easting was fought between the armored forces of the United States as well as the 1st Armoured Division of the United Kingdom and those of the Iraqi Republican Guard and its Tawakalna Division. It permitted the Corps Commander to launch the First Infantry Division into the depths of the Iraqi defenses and on into Kuwait. -
The Battle of Medina Ridge
The Battle of Medina Ridge was a tank battle fought during the Gulf War between the U.S. 1st Armored Division and the 2nd Brigade of the Iraqi Republican Guard Medina Luminous Division outside Basra, Iraq. -
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William Jefferson Clinton's Presidency
William Jefferson Clinton is an American lawyer and politician who served as the 42nd president of the United States from 1993 to 2001. Prior to his presidency, he served as governor of Arkansas and as attorney general of Arkansas. -
The Afghan War
The War in Afghanistan is an ongoing war following the United States invasion of Afghanistan that began when the United States of America and its allies successfully drove the Taliban from power in order to deny Al-Qaeda a base of operations in Afghanistan.