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The United States Army is established.
The Continental Army was created on 14 June 1775 by the Second Continental Congress as a unified army for the colonies to fight Great Britain, with George Washington appointed as its commander. -
The United States Marine Corps is established
The Marine Corps was founded on November 10, 1775, when the Continental Congress ordered that two battalions of Marines be raised for service as landing forces with the fleet. Marines have participated in all wars of the United States, being in most instances first, or among the first, to fight. -
Deceleration of Independence
Adopted by the continental congress and independence for the 13 colonies. -
French join the war against the British
France became an official ally of the United States through the Treaty of Alliance. At this point the French became directly involved in the war. The French navy entered the war fighting off the British along the American coast. -
The Continental Congress approves the Articles of Confederation
adopted the Articles of Confederation, the first constitution of the United States, on November 15, 1777. However, ratification of the Articles of Confederation by all thirteen states did not occur until March 1, 1781. -
The Treaty of Paris 1783
treaty between the United States and Britain that ended the American Revolutionary War. It was signed on September 3, 1783. The Congress of the Confederation ratified the treaty on January 14, 1784. King George III ratified the treaty on April 9, 1784. -
The delegates at the Philadelphia convention approve the Constitution
The Committee worked on the Constitution until September 17th when the convention voted to approve the Constitution. 41 delegates were present. However, three refused to sign the proposed Constitution -
George Washington inaugurated as President of the United States
The presidency of George Washington began on April 30, 1789, when Washington was inaugurated as the first president of the United States, and ended on March 4, 1797. Washington took office after the 1788–89 presidential election, the nation's first quadrennial presidential election -
The Bill of Rights is ratified by 3/4ths of the states
Vermont ratified on November 3, 1791 and Virginia was the final state to ratify on December 15, 1791. Massachusetts, Georgia, and Connecticut ratified in 1939 on the 150th anniversary of the signing of the Bill of Rights by the First Congress. -
Louisiana Purchase
he purchase doubled the size of the United States, greatly strengthened the country materially and strategically, provided a powerful impetus to westward expansion, and confirmed the doctrine of implied powers of the federal Constitution -
Slave trade ended
On 25 March 1807, the Abolition of the Slave Trade Act entered the statute books. Nevertheless, although the Act made it illegal to engage in the slave trade throughout the British colonies, trafficking between the Caribbean islands continued, regardless, until 1811. -
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 thereat of the Napoleonic Wars; -
Telegraph Invented
Developed in the 1830s and 1840s by Samuel Morse (1791-1872) and other inventors, the telegraph revolutionized long-distance communication. It worked by transmitting electrical signals over a wire laid between stations -
Trail of Tears
The Trail of Tears was a series of forced relocate 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. -
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. -
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. -
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. -
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 effective January 1, 1863. -
Reconstruction
The Reconstruction era was the period in American history which lasted from 1863 to 1877. It was a significant chapter in the history of American civil rights. -
Assassination of Abraham Lincoln
Abraham Lincoln was an American statesman and lawyer who served as the 16th president of the United States from March 1861 until his assassination in April 1865. Lincoln led the nation through the American Civil War, its bloodiest war and its greatest moral, constitutional, and political crisis -
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. -
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. -
The United States annexes Guam, the Philippines, and Puerto Rico.
Representatives of Spain and the United States signed a peace treaty in Paris on December 10, 1898, which established the independence of Cuba, ceded Puerto Rico and Guam to the United States, and allowed the victorious power to purchase the Philippines Islands from Spain for $20 million. -
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. -
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 that lasted from 28 July 1914 to 11 November 1918. -
The Panama Canal opens for business.
On August 15, 1914, the Panama Canal opened for business, with the passage through of the Ancon, an American cargo-passenger ship. The Canal was built primarily to make a faster way to the West Coast for American settlers in the 19th Century. -
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. ... The treaty was registered by the Secretariat of the League of Nations on 21 October 1919. -
Nineteenth Amendment
The Nineteenth Amendment to the United States Constitution 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
first 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
The Wall Street Crash of 1929, also known as the Great Crash, was a major stock market crash that occurred in 1929. It started in September and ended late in October, when share prices on the New York Stock Exchange collapsed. -
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
he 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
The Normandy landings were the landing operations on Tuesday, 6 June 1944 of the Allied invasion of Normandy in Operation Overlord during World War II. Codenamed Operation Neptune and often referred to as D-Day, it was the largest seaborne invasion in history -
1st atomic bomb on Hiroshima, Japan.
The United States detonated two nuclear weapons over the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945, respectively, with the consent of the United Kingdom, as required by the Quebec Agreement -
Baby Boom
Baby boom, in the U.S., the increase in the birth rate between 1946 and 1964; also, the generation born in the U.S. during that period. The hardships and uncertainties of the Great Depression and World War II led many couples to delay marriage and many married couples to delay having children. -
The Cold War began between the United States and the Soviet Union
The Cold War was a period of geopolitical tension between the Soviet Union with its satellite states and the United States with its allies after World War II. The history of the conflict began between 1946 and 1947. The Cold War began to de-escalate after the Revolutions of 1989. -
Human rights
n 1776, Thomas Jefferson proposed a philosophy of human rights inherent to all people in the Declaration of Independence, asserting that "all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness." -
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. -
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. -
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
The National Aeronautics and Space Administration is an independent agency of the United States Federal Government responsible for the civilian space program, as well as aeronautics and aerospace research. NASA was established in 1958, succeeding the National Advisory Committee for Aeronautics. -
Civil Rights Act of 1960
The Civil Rights Act of 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. -
Fall Of the Berlin Wall
The fall of the Berlin Wall (German: Mauerfall), on 9 November 1989, was 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. -
Assassination of John F. Kennedy
John Fitzgerald "Jack" Kennedy, often referred to by the initials JFK, was an American politician who served as the 35th president of the United States from January 1961 until his assassination in November 1963. -
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. -
Gulf War (Operation Desert Storm)
U.S. President George H.W. ... Hussein defied the Security Council, and early on the morning of January 17, 1991 the Persian Gulf War began with a massive U.S.-led air offensive known as Operation Desert Storm. The U.S. was accompanied by troops sent by NATO allies as well as Egypt and several other Arab nations -
9/11
September 11 attacks, also called 9/11 attacks, series of airline hijackings and suicide attacks committed in 2001 by 19 militants associated with the Islamic extremist group al-Qaeda against targets in the United States, the deadliest terrorist attacks on American soil in U.S. history.
