-
Declaration of Independence
America gained independence from British colonies. -
Louisiana Purchase
Thomas jefferson bought some 828,000 square miles of land from the French. -
Period: to
War 1812
Britain refused to stop seizing American ships that traded with France. -
Period: to
Mexican-American War
An armed conflict between the United States of America and the United Mexican States -
Period: to
Spanish/American War
The U.S. declared war on Spain following the sinking of the Maine. -
Period: to
Panama Canal
Canal made to ease access from Atlantic to the Pacific. -
Period: to
WWI
Serbian nationalist assassinated Franz Ferdinand the Archduke of Austria. Austria- Hungary declared war on Serbia. -
Zimmerman Telegram
A secret communication issued from the German Foreign office that told Mexico to ally with Germany -
Period: to
Third Battle of Aisne
A battle during Spring Offensive, goal was to capture Chemin des Dames Ridge before American Forces arrived. -
Battle of Hamel
Successful attack by Australia and US army with British tanks against Germany by the town of Le Hamel in France. -
Period: to
Second Battle of the Somme
Fought on Western Front, counter-offenses in response to German Spring Offensive. -
Period: to
Maas-Argonne Offensive
Major and final part of Allied offensive in Western Front, one of series of attacks aka Hundred Days Offensive -
Period: to
Lost Battalion
Given to 9 companies of US 77th division isolated by Germans during WWI in Argonne Forest. -
Kellog-Briand Pacts
Signed in order to prevent war by peacefully settling disputes. -
Period: to
Great Depression
Severe worldwide economic depression that took place mostly during the 1930s -
Period: to
WWII
Germany invades Poland, Britain and France declare war on Germany. -
Period: to
Battle of the Atlantic
Longest continuous military campaign, Allies had a blockade and Germany had counter-blockade, naval battle. -
Period: to
Battle of Monte Cassino
A series of 4 attacks by Allies during Italian campaign, attempting to breakthrough to Rome. -
Period: to
Invasion of Normandy
Allies attacked Germany in Normandy, France. First day landings aka D-Day. -
Period: to
Battle of Iwo Jima
US Marine Corps landed and captured this Japanese island which had 3 Japanese controlled airfields. -
Period: to
Battle of Okinawa
A major battle of Pacific War with US Marines and Army against Imperial Japanese Army. -
United Nations
Created to encourage international cooperation and order -
Rio Pact
An agreement binding the republics of the Western Hemisphere. -
Period: to
Cold War
A state of tension after WWII. -
Marshall Plan
American initiative to aid western Europe, in which America gave over money to assist economies. -
Period: to
Berlin Blockade
Attempt by Soviet Union to restrict France, Great Britain, and the United states to travel to Berlin. -
NATO
Military alliance between Europe and the U.S. -
Period: to
Korean War
Began when North Korea invaded South Korea following a series of clashes along the border. -
Period: to
Vietnam War
US allies South Vietnamagainst the communist North Vietnam. -
Period: to
Bay of Pigs
Failed military invasion of Cuba by the CIA. -
Period: to
Berlin Wall (rise and fall)
The German Democratic Republic built a wall to kept Western “fascists” out. -
Period: to
Cuban Missile Crisis
The Soviet Union has missiles in Cuba, America is worried. -
Détente (Nixon)
Nixon and Ford called for this during the Cold War to avoid nuclear risks. -
Period: to
SALT I&II
Treaties involving the US and Soviets, Cold War superpowers, on the issues of arm control. -
Camp David Accords
A permanent peace agreement between Egypt and Israel. -
Period: to
Persian Gulf War
International conflict that was created by Iraq’s invasion of Kuwait. -
NAFTA
Agreement between Canada, U.S., and Mexico to remove tariff barriers between countries. -
9/11
Islamic extremists hijacked 4 airplanes. -
War on Terror
Bush declared a worldwide “war on terror” involving open military options -
Period: to
Iraq War
Began in 2003 with the invasion of Iraq by a United States-led coalition that overthrew the government of Saddam Hussein
