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Declaration of Independence
The painting Declaration of Independence is a 12-by-18-foot oil-on-canvas work by American John Trumbull; it depicts the presentation of the draft of the Declaration of Independence to Congress -
Louisiana Purchase
The Louisiana Purchase was the acquisition of the Louisiana territory by the United States from France in 1803. The U.S. paid fifty million francs and a cancellation of debts worth eighteen million francs for a total of sixty-eight million francs -
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War of 1812
The War of 1812 was a conflict fought between the United States, the United Kingdom, and their respective allies -
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Mexican/American War
The Mexican–American War, also known as the Mexican War in the United States and in Mexico as the American intervention in Mexico, was an armed conflict between the United States of America and the United Mexican States from 1846 to 1848 -
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Spanish/American War
The Spanish–American War was fought between the United States and Spain in 1898. Hostilities began in the aftermath of the internal explosion of the USS Maine in Havana Harbor in Cuba, leading to U.S. intervention in the Cuban War of Independence -
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WW1
World War I, also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918 -
Panama Canal
The Panama Canal is an artificial 77 km waterway in Panama that connects the Atlantic Ocean with the Pacific Ocean. The canal cuts across the Isthmus of Panama and is a key conduit for international maritime trade -
Zimmermen Telegram
The Zimmermann Telegram (or Zimmermann Note or Zimmerman Cable) was a secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military alliance between Germany and Mexico in the prior event of the United States entering World War I against Germany -
Kellogg-Briand Pact
The Kellogg–Briand Pact is a 1928 international agreement in which signatory states promised not to use war to resolve "disputes or conflicts of whatever nature or of whatever origin they may be, which may arise among them" -
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Great Depression
The Great Depression was a severe worldwide economic depression that took place mostly during the 1930s, originating in the United States -
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WW2
World War II, also known as the Second World War, was a global war that lasted from 1939 to 1945, although related conflicts began earlier -
United Nations
The United Nations is an intergovernmental organization tasked to promote international cooperation and to create and maintain international order -
Rio Pact
The Inter-American Treaty of Reciprocal Assistance (commonly known as the Rio Treaty, the Rio Pact, or by the Spanish-language acronym TIAR from Tratado Interamericano de Asistencia Recíproca) was an agreement signed in 1947 in Rio de Janeiro among many countries of the Americas -
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Cold War
The Cold War was a state of geopolitical tension after World War II between powers in the Eastern Bloc and powers in the Western Bloc -
Marshall Plan
The Marshall Plan was an American initiative to aid Western Europe, in which the United States gave over $13,000,000,000 in economic assistance to help rebuild Western European economies after the end of World War II -
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Berlin Blockade
The Berlin Blockade was one of the first major international crises of the Cold War. During the multinational occupation of post–World War II Germany, the Soviet Union blocked the Western Allies -
NATO (North Atlantic Treaty Organization)
The North Atlantic Treaty Organization, also called the North Atlantic Alliance, is an intergovernmental military alliance between several North American and European countries based on the North Atlantic Treaty that was signed on 4 April 1949 -
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Korean War
The Korean War was a war between North Korea and South Korea. The war began on 25 June 1950 when North Korea invaded South Korea following a series of clashes along the border -
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Vietnam War
The Vietnam War, also known as the Second Indochina War, and also known in Vietnam as the Resistance War Against America or simply the American War -
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Bay of Pigs
The Bay of Pigs Invasion was a failed military invasion of Cuba undertaken by the Central Intelligence Agency-sponsored paramilitary group Brigade 2506 on 17 April 1961 -
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Berlin Wall (Rise and Fall)
The Berlin Wall was a guarded concrete barrier that physically and ideologically divided Berlin from 1961 to 1989 -
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Cuban Missile Crisis
The Cuban Missile Crisis, also known as the October Crisis, the Caribbean Crisis, or the Missile Scare, was a 13-day confrontation between the United States and the Soviet Union concerning American -
Detente (Nixon)
Détente (a French word meaning release from tension) is the name given to a period of improved relations between the United States and the Soviet Union that began tentatively in 1971 -
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SALT I & II
The Strategic Arms Limitation Talks (SALT) were two rounds of bilateral conferences and corresponding international treaties involving the United States and the Soviet Union, the Cold War superpowers, on the issue of arms control. The two rounds of talks and agreements were SALT I and SALT II -
Camp David Accords
The Camp David Accords were signed by Egyptian President Anwar El Sadat and Israeli Prime Minister Menachem Begin on 17 September 1978, following twelve days of secret negotiations at Camp David -
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Persian Gulf War
The Gulf War, codenamed Operation Desert Shield for operations leading to the buildup of troops and defense of Saudi Arabia and Operation Desert Storm in its combat phase, was a war waged by coalition -
NAFTA (North American Free Trade Agreement)
The North American Free Trade Agreement is an agreement signed by Canada, Mexico, and the United States, creating a trilateral trade bloc in North America. The agreement came into force on January 1, 1994 -
9/11
The September 11 attacks were a series of four coordinated terrorist attacks by the Islamic terrorist group al-Qaeda on the United States on the morning of Tuesday, September 11, 2001 -
War on Terror
The War on Terror, also known as the Global War on Terrorism, is an international military campaign that was launched by the U.S. government after the September 11 attacks in the U.S. in 2001 -
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Iraq War
The Iraq War was a protracted armed conflict that began in 2003 with the invasion of Iraq by a United States-led coalition that overthrew the government of Saddam Hussein