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New Orleans became the capital of the French colony of Louisiana. Its strategic location at the mouth of the Mississippi River made it an international trade port. There was a diverse population of European influence in the Americas.

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New Amsterdam was founded by the Dutch in 1624 and became a center for trade and commerce. This expanded European colonization through trade with Native Americans and a diverse population. Later, it was captured by the English and became New York City.

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Jamestown was the first permanent English settlement in 1607. This was the beginning of colonization and the development of English governance. The colony also introduced the economic foundation of a cash crop in tobacco with Native American populations.

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Charleston was founded by the English in 1670. This city was a colonial port city and a central trade hub of the Atlantic slave trade, where enslaved Africans were brought into the colonies. This location made it easy to export cash crops like rice and indigo. Charleston also became a cultural and economic center in the colonies.

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Philadelphia was founded by William Penn in 1682. This was the center of European settlement, trade, and government in the Americas. It became a trade center for Quaker ideals, promoting religious relations with Native Americans. It later became a political center, such as the Continental Congress.

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The Battle of Saratoga became a turning point in the Revolution. The americans won the victory against the British. This proved that Americans could win and it also convinced France to join the war as allies.

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The Battle of Yorktown brought the Revolution to an end. American troops and French joined forces and surrounded the British army. The British surrendered in Vigirna leading the signing of the Treaty of Paris in 1783.

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Louisiana Territory (west of the Mississippi)

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Louisiana Territory (west of the Mississippi)

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This was purchased from France in 1803, and it doubled the size of the U.S., which made land available for westward expansion.

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Missouri Compromise Line (east-west line along north latitude)

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Missouri Compromise Line (east-west line along north latitude)

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This was established in 1820, which divided the Louisiana Territory. It banned slavery in the North and permitted it in the South. This balanced the free and slave states.

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A state of the Union in 1821 as a slave state, a part of the Mississippi Compromise.

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A state of the Union in 1821 as a free state, balancing Missouri as a slave state.

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This connected the Great Lakes to the Hudson River, which helped with trade, travel, and economic growth.

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The Confederate troops fired on a Union fort after Lincoln tried to resupply it, causing which Union to surrender. This was the first battle of the Civil War, and this was just the beginning of the conflicts between North and South.

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The Union stopped a Confederate invasion led by General Robert E. Lee. This was the deadliest battle of the Civil War, and this gave the North hope that they could win.

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There were many violent events in the Kansas Territory. People fought over whether Kansas would allow slavery after the Kansas-Nebraska Act. This showed how divided the country was during this time.

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This happened many years after the Civil War ended. A white supremacist mob overthrew the city's local government and killed many African Americans. This was the end of Reconstruction progress and took away rights from Black citizens in the South.

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The Border States were slave states such as Kentucky, Missouri, Maryland, and Delaware that stayed in the Union instead of joining the Confederacy. Lincoln worked hard to keep them loyal to the United States.

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The Triangle Shirtwaist Factory fire happened in New York City, killing 146 young immigrant workers. No one was able to escape because the doors were locked and there were inadequate safety measures in place.

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There were nearly 12 million immigrants inspected for medical and legal admissibility. Those who arrived were processed and allowed into the United States within a few hours.

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This marked the completion of the Transcontinental Railroad at Promontory Summit, Utah, connecting the East and West coasts.

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They were annexed by the U.S. Hawaii became a Pacific base.

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Taken from Spain. The Philippines became a Pacific battleground in ww2 after Japan invaded the US.

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It became a U.S. territory after the Spanish-American War. The island was an important economic possession and began

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Used a military defense area in WWII and grew in strategic importance as tension increased in the Pacific.

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Japan attacked and destroyed ships, planes, and many American lives. This surprised the nation, and they declared war on Japan, entering WWII.

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Famous for the D-Day invasion when the Allies launched large attacks and invaded, which led to the liberation of Western Europe.

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This was one of the deadliest WWII Pacific battles, and this brought US forces closer to mainland Japan.

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The first atomic bomb was dropped by the U.S, which led Japan to surrender.

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The Battle of Lexington and Concord in 1775 was the first war of the American Revolution. The British soldier marched to take the colonist weapons, but they resisted. There were shots fired and his began the war for independence.

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A Cold War city was divided into East with communism and the West with democracy. It was a symbol of the Iron Curtain.

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Site of the Vietnam War where the U.S. fought to stop the spread of communism

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A communist country allied with the Soviet Union, and this was a key location during the Cold War.

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An important NATO member that was located between Europe and Asia. It was a country that contained communism and helped the U.S. and its allies against the Soviet expansion.

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The U.S.-led military landing during the Korean War helped push back communist forces.

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World Trade Center, Manhattan, New York, NY

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A terrorist attack on September 11, 200,1, when planes were hijacked and crashed into the World Trade Center, the Pentagon, and crashed in Pennsylvania.

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An internal treaty was created in 1987 to reduce substances that harm the ozone like CFCs.

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A global climate agreement in 1997 to reduce greenhouse gas emissions.

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A US military base in Cuba where terrorism suspects were detained.

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An Islamist group based in Afghanistan that controlled the country and sheltered al-Qaeda. It was later removed from power during the US War on Terror.