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Period: 539 BCE to
Human Rights.
This is used for human freedom. -
The United States Army is Established.
This was originally used to protect the freedom of the 13 colonies. -
The United States Marine Corps is Established.
The Marines were established to fight battles swiftly and aggressively. -
Declaration of Independence.
The 13 colonies separating themselves from Great Britain. -
The Continental Congress approves the Articles of Confederation.
This was to plan the structure of a new government. -
French Join the War Against the British or Treaty of Alliance.
The French joined with the colonists because Britain was their main enemy. -
The Treaty of Paris 1783.
This ended the Revolutionary War. -
Period: to
The Delegates at the Philadelphia Convention approve the Constitution/Constitutional Convention.
This was to decide how America would be governed. -
George Washington inaugurated as President of the United States.
Washington was a Founding Father and a Military General for the Revolutionary War. -
The Bill of Rights is Ratified by Three-Fourths of the States.
The Bill of Rights was ratified because it protected the rights of citizens. -
Lousiana Purchase.
This helped the United States expand & have more land added. -
Slave Trade ended/ Abolition of the Slave Trade Act.
Great Britain makes it illegal for Britain to purchase or buy any slaves because of the cruelty. -
Period: to
War with England 1812/ War of 1812.
The United States and the United Kingdom had tension & the tension increased over time so a war happened. -
Trail of Tears.
Many Native Americans died because they were forced from their homes to walk in the cold. -
Period: to
Texas Revoultion.
A rebellion of colonists who went against the central government of Mexico. -
Period: to
Battle of the Alamo.
Texans fighting for independence against Mexico. -
Telegraph Invented.
This was created to make communication easier. -
Period: to
Gold Rush/California Gold Rush.
Many people migrated to California. -
Period: to
The Civil War.
This started because of the differences between the free states and the slave states. -
Emanicipation Procolamation.
This was to get rebellious states to rejoin the Union and also free slaves from the Confederate states. -
Assasination of Abraham Lincoln.
This happened because John Wilkes Booth wanted to revive the Confederate side. -
Period: to
Reconstruction/Reconstruction Era.
The period after the Civil War where people made new things & made amends. -
Civil Rights Act of 1875.
This put a ban on discrimination in public transportation and accommodations. -
Period: to
Spanish-American War.
This was because the United States wanted an empire. -
The United States Annexes Guam, Phillipines, and Puerto Rico/ Treaty of Paris 1898.
This is because the United States wanted more land & power (imperialism). -
Period: to
Charles Lindbergh.
A famous American aviator. -
Period: to
World War l.
This happened because of the assassination of Archduke Franz Ferdinand of Austria-Hungary. -
The Panama Canal opens for Business.
This was used for faster ways of travel for shippers of commercial goods. -
The Treaty of Versailles is signed/Treaty of Versailles.
This was used to end World War 1. -
19th Amendment.
Prohibits denial of right to vote because of sex/gender. -
First Radio Broadcast in Pittsburgh, Pennslyvania/KDKA.
This was used for commercial use. -
Black Tuesday.
A major collapse in the stock market. -
Period: to
World War ll.
This is because of the takeover of Hitler & Germany being against the Treaty of Versailles. -
Pearl Harbor.
The Japanese wanted natural resources. -
D-Day.
The Allied Forces fight against Germany and save the Holocaust survivors. -
Period: to
First Atomic Bomb Dropped on Japan.
This was used to make Japan surrender. -
Period: to
Baby Boom.
This happened because many babies were born and husbands came back from the war. -
Period: to
The Cold War.
The tension between the Soviet Union and the United States. -
Period: to
Korean War.
A war between North & South Korea (proxy war, because the North was the Soviet Union & the South, was the United States). -
Period: to
Brown v. Board of Education.
Ruling that racial discrimination in public schools is unconstitutional. -
Period: to
Vietnam War.
This happened because the United States wanted to stop the spread of communism. -
Sputnik Satellite.
The Soviet Union sent this satellite into space as a race between the United States. -
NASA formed.
This is used to develop space technology & discover more about space. -
Civil RIghts Act of 1960.
This helped African Americans get to vote. -
Assasination of John F. Kennedy.
Lee Harvey Oswald killed John F. Kennedy while Kennedy was on a trip in Texas with his wife Jacqueline. -
Period: to
Apollo 11.
This was the first spaceflight that landed humans on the moon. -
Watergate Scandal.
Illegal activities that Richard Nixon's administration members. -
Period: to
Gulf War.
This started because Saddam Hussein ordered the invasion and occupation of neighboring Kuwait. -
Fall of the Berlin Wall.
This wall was used as an iron curtain of the Cold War. -
September 11th.
Osama Bin Laden's declaration of a holy war against the United States.