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Declaration of Independence
usual name of a statement adopted by the Continental Congress on July 4, 1776, which announced that the thirteen American colonies, then at war with Great Britain, regarded themselves as thirteen newly independent sovereign states, and no longer a part of the British Empire. -
Monroe Doctrine
a principle of US policy, originated by President James Monroe in 1823, that any intervention by external powers in the politics of the Americas is a potentially hostile act against the US. -
Roosevelt Corollary
a corollary to the Monroe Doctrine that was articulated by President Theodore Roosevelt in his State of the Union address in 1904 after the Venezuela Crisis of 1902–03. -
Rossevelt corollary
is a corollary to the Monroe Doctrine that was articulated by President Theodore Roosevelt in his State of the Union address in 1904 after the Venezuela Crisis of 1902–03. -
WW1
More than 9 million combatants and 7 million civilians died as a result of the war, it was one of the deadliest conflicts in history, paving the way for major political changes. -
Sinking of the Lusitania
as Germany waged submarine warfare against the United Kingdom of Great Britain and Ireland. The ship was identified and torpedoed by the German U-boat U-20 and sank in 18 minutes. -
Good neighbor policy
The Good Neighbor policy was the foreign policy of the administration of United States President Franklin Roosevelt towards Latin America. -
World War II
was a global war that lasted from 1939 to 1945, though related conflicts began earlier. It involved the vast majority of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis. -
Pearl Harbor
The attack on Pearl Harbor was a surprise military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, Hawaii, on the morning of December 7, 1941. -
Truman Doctrine
The Truman Doctrine was a policy set forth by U.S. President Harry S Truman on March 12, 1947 stating that the U.S. would support Greece and Turkey with economic and military aid to prevent their falling into the Soviet sphere. -
Marshall Plan
American initiative to aid Europe, in which the United States gave $17 billion in economic support to help rebuild European economies after the end of World War II in order to prevent the spread of Soviet Communism. -
Bombing of Hiroshima
The atomic bombings of the cities of Hiroshima and Nagasaki in Japan were conducted by the United States during the final stages of World War II in August 1945. The two bombings were the first and remain the only use of nuclear weapons in warfare. -
Korean War
conflict between Communist and non-Communist forces in Korea from June 25, 1950, to July 27, 1953. At the end of World War II, Korea was divided at the 38th parallel into Soviet (North Korean) and U.S. (South Korean) zones of occupation -
Vietnam War
long, costly armed conflict that pitted the communist regime of North Vietnam and its southern allies, known as the Viet Cong, against South Vietnam and its principal ally, the United States. -
Eisenhower Doctrine
The term Eisenhower Doctrine refers to a speech by President Dwight David Eisenhower on 5 January 1957, within a "Special Message to the Congress on the Situation in the Middle East". -
Cuban Missile Crisis
pivotal moment in the Cold War. Fifty years ago the United States and the Soviet Union stood closer to Armageddon than at any other moment in history. In October 1962 President John F. Kennedy was informed of a U-2 spy-plane's discovery of Soviet nuclear-tipped missiles in Cuba. -
Operation Desert Storm
operations leading to the buildup of troops and defense of Saudi Arabia and Operation Desert Storm was a war waged by coalition forces from 34 nations led by the United States against Iraq in response to Iraq's invasion and annexation of Kuwait. -
9/11
were a series of four coordinated terrorist attacks launched by the Islamic terrorist group al-Qaeda upon the United States in New York City and the Washington, D.C., metropolitan area on Tuesday, September 11, 2001. -
War on Terror
also known as the Global War on Terrorism (GWOT) is a term which has been applied to an international military campaign that started after the 11 September 2001 terrorist attacks on the United States. -
Afghanistan (Operation Enduring Freedom)
The operation was originally called "Operation Infinite Justice" but as similar phrases have been used by adherents of several religions as an exclusive description of God, it is believed to have been changed to avoid offense to Muslims, who are the majority religion in Afghanistan -
Operation Iraqi Freedom
President George W. Bush addresses the nation via live television and announces that Operation Iraqi Freedom has begun. Bush authorized the mission to rid Iraq of tyrannical dictator Saddam Hussein and eliminate Hussein's ability to develop weapons of mass destruction (WMD). -
Air Strikes on ISIS
U.S. airstrikes against the Islamic State in Iraq and Syria are proceeding despite intelligence gaps that inhibit the Pentagon's ability to determine their effectiveness, according to a published report.
