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The United States Army is established.
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The United States Marine Corps is established
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Declaration of independence
A document that announced and explained separation and independence from Great Britain. -
French joins the war against British
France formally recognized the United States on February 6, 1778, with the signing of the Treaty of Alliance. ... On the continent, France was protected through its alliance with Austria which, even if it did not take part in the American Revolutionary War, affirmed its diplomatic support of France. -
The Continental Congress approves the Articles of Confederation
It was approved, after much debate (between July 1776 and November 1777), by the Second Continental Congress on November 15, 1777, and sent to the states for ratification. The Articles of Confederation came into force on March 1, 1781, after being ratified by all 13 states. -
The Treaty of Paris 1783
The Treaty of Paris was the official peace treaty between the United States and Britain that ended the American Revolutionary War. -
The delegates at the Philadelphia convention approve the Constitution
Congress resolved that “a convention of delegates . . . appointed by the several states be held at Philadelphia for the sole and express purpose of revising the Articles of Confederation.” -
George Washington inaugurated as President of the United States
When Washington was inaugurated as the first president of the United States. -
The Bill of Rights is ratified by 3/4ths of the states
Virginia was the final state to ratify on December 15, 1791. -
Lousinana Purchase
The acquisition of the territory of Louisiana by the United States from France. -
Slave trade ended
When the Abolition of the Slave Trade Act entered the statute books. -
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War with England (1812)
The War of 1812 was a conflict fought between the United States and the United Kingdom, with their respective allies, from June 1812 to February 1815. Historians in Britain often see it as a minor theatre of the Napoleonic Wars; historians in the United States and Canada see it as a war in its own right. -
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Texas Revolution
The Texas Revolution was a rebellion of colonists from the United States and Tejanos in putting up armed resistance to the centralist government of Mexico. -
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Battle of the Alamo
The Battle of the Alamo was a pivotal event in the Texas Revolution. Following a 13-day siege, Mexican troops under President General Antonio López de Santa Anna reclaimed the Alamo Mission near San Antonio de Béxar, killing the Texian and immigrant occupiers. -
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Trail of Tears
The Trail of Tears was a series of forced relocations of approximately 60,000 Native Americans in the United States from their ancestral homelands in the Southeastern United States, to areas to the west of the Mississippi River that had been designated as Indian Territory. -
Telegraph Invented
Inventor Samuel Morse sends the first US telegram. -
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Gold Rush
The California Gold Rush was a gold rush that began on January 24, 1848, when gold was found by James W. Marshall at Sutter's Mill in Coloma, California. The news of gold brought approximately 300,000 people to California from the rest of the United States and abroad. -
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The Civil War
The American Civil War was a civil war in the United States from 1861 to 1865, fought between the northern United States and the southern United States. The civil war began primarily as a result of the long-standing controversy over the enslavement of black people. -
Emancipation Proclamation
The Emancipation Proclamation, or Proclamation 95, was a presidential proclamation and executive order issued by United States President Abraham Lincoln. -
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Reconstruction
The Reconstruction era was the period in American history which lasted from 1863 to 1877. -
Assassination of Abraham Lincoln
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Civil Rights Act of 1875
The Civil Rights Act of 1875 sometimes called the Enforcement Act or the Force Act, was a United States federal law enacted during the Reconstruction era in response to civil rights violations against African Americans. -
The United States annexes Guam, the Phillipines, and Puerto Rico.
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Spanish American War
The Spanish–American War was an armed conflict between Spain and the United States in 1898. Hostilities began in the aftermath of the internal explosion of USS Maine in Havana Harbor in Cuba, leading to U.S. intervention in the Cuban War of Independence. -
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Charles Lindbergh
Charles Augustus Lindbergh was an American aviator, military officer, author, inventor, and activist. At age 25 in 1927, he went from obscurity as a U.S. Air Mail pilot to instantaneous world fame by winning the Orteig Prize for making a nonstop flight from New York to Paris. -
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World War I (WWI)
World War I, also known as the First World War or the Great War, was a global war originating in Europe. -
The Panama Canal opens for business.
The Panama Canal opened for business, with the passage through of the Ancon, an American cargo-passenger ship. -
The Treaty of Versailles is signed, ending World War I.
The Treaty of Versailles (French: Traité de Versailles) was the most important of the peace treaties that brought World War I to an end. The Treaty ended the state of war between Germany and the Allied Powers. -
Nineteenth Amendment
Prohibits the states and the federal government from denying the right to vote to citizens of the United States on the basis of sex. -
First radio broadcast in Pittsburgh, Pennsylvania.
irst commercial radio station was KDKA in Pittsburgh, which went on the air in the evening of Nov. 2, 1920, with a broadcast of the returns of the Harding-Cox presidential election. -
Black Tuesday
On this date, share prices on the New York Stock Exchange completely collapsed, becoming a pivotal factor in the emergence of the Great Depression. -
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World War II
World War II, also known as the Second World War, was a global war that lasted from 1939 to 1945. The vast majority of the world's countries—including all the great powers—eventually formed two opposing military alliances: the Allies and the Axis. -
Pearl Harbor
The attack on Pearl Harbor was a surprise, preemptive military strike by the Imperial Japanese Navy Air Service upon the United States against the naval base at Pearl Harbor in Honolulu, Hawaii, just before 08:00, on Sunday morning, December 7, 1941. -
DDay
Codenamed Operation Overlord, the battle began on June 6, 1944, also known as D-Day, when some 156,000 American, British and Canadian forces landed on five beaches along a 50-mile stretch of the heavily fortified coast of France's Normandy region. -
1st atomic bomb on Hiroshima, Japan.
On August 6, 1945, during World War II (1939-45), an American B-29 bomber dropped the world's first deployed atomic bomb over the Japanese city of Hiroshima. The explosion wiped out 90 percent of the city and immediately killed 80,000 people; tens of thousands more would later die of radiation exposure. -
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Baby Boom
a temporary marked increase in the birth rate, especially the one following World War II. -
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The Cold War began between the United States and the Soviet Union
The Cold War began after the surrender of Nazi Germany in 1945, when the uneasy alliance between the United States and Great Britain on the one hand and the Soviet Union on the other started to fall apart. ... The Americans and the British worried that Soviet domination in eastern Europe might be permanent. -
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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. At the end of World War II, the Soviet Union and the United States liberated Korea from imperial Japanese colonial control on 15 August 1945. -
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Brown v. Board of Education
Brown v. Board of Education of Topeka, 347 U.S. 483, was a landmark decision of the U.S. Supreme Court in which the Court ruled that U.S. state laws establishing racial segregation in public schools are unconstitutional, even if the segregated schools are otherwise equal in quality. -
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Vietnam War
The Vietnam War, also known as the Second Indochina War, and in Vietnam as the Resistance War Against America or simply the American War, was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. -
Sputnik Satellite
Sputnik 1 was the first artificial Earth satellite. The Soviet Union launched it into an elliptical low Earth orbit on 4 October 1957, orbiting for three weeks before its batteries died, then silently for two more months before falling back into the atmosphere. -
NASA formed
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Civil Rights Act of 1960
The Civil Rights Act of 1960 (Pub. L. 86–449, 74 Stat. 89, enacted May 6, 1960) is a United States federal law that established federal inspection of local voter registration polls and introduced penalties for anyone who obstructed someone's attempt to register to vote. -
Assassination of John F. Kennedy
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Apollo 11
Apollo 11 was the spaceflight that first landed humans on the Moon. Commander Neil Armstrong and lunar module pilot Buzz Aldrin formed the American crew that landed the Apollo Lunar Module Eagle on July 20, 1969, at 20:17 UTC. -
Watergate
The Watergate scandal was a major federal political scandal in the United States involving the administration of President Richard Nixon from 1972 to 1974 that resulted in the end of Nixon's presidency. -
Fall Of the Berlin Wall
A pivotal event in world history which marked the falling of the Iron Curtain and the start of the fall of communism in Eastern and Central Europe. The fall of the inner German border took place shortly afterwards. -
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Gulf War (Operation Desert Storm)
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. -
September 11th
At 8:46 a.m., five hijackers crashed American Airlines Flight 11 into the northern façade of the World Trade Center's North Tower (1 WTC). At 9:03 a.m., another five hijackers crashed United Airlines Flight 175 into the southern façade of the South Tower (2 WTC).
