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The exchange of people, plants, animals, diseased, and goods from the New world to the Old.
https://www.khanacademy.org/humanities/us-history/precontact-and-early-colonial-era/old-and-new-worlds-collide/a/the-columbian-exchange-ka -
Henry VIII's break from the Catholic Church.
http://www.bbc.co.uk/history/british/tudors/english_reformation_01.shtml -
Jean de Brébeuf was the one who wrote about the Indians playing it and he was the one to name it lacrosse.
https://filacrosse.com/fil/origin-history/ -
A Law passed by Britain stating that the colonists weren't allowed to go West of the Appalachian Mountains.
https://www.history.com/topics/native-american-history/1763-proclamation-of -
The last battle of the American Revolution that the Americans won to win the whole war.
https://www.history.com/this-day-in-history/battle-of-yorktown-begins -
The Treaty of Paris was the treaty made to end the American Revolution where Britain recognized America's independence and ended up giving them a lot of land.
https://www.history.com/topics/american-revolution/treaty-of-paris -
A machine that made it easier to extract seeds from cotton that jumpstarted the cotton production of the South.
https://www.eliwhitney.org/7/museum/eli-whitney/cotton-gin -
The acquisition of the Louisiana territory by the United States from France in 1803.
https://www.monticello.org/site/jefferson/louisiana-purchase -
In the War of 1812, caused by British restrictions on U.S. trade and America’s desire to expand its territory, the United States took on the greatest naval power in the world, Great Britain. https://www.google.com/search?q=war+of+1812&oq=War+of+&aqs=chrome.0.0l2j69i57j0l3.3076j0j7&sourceid=chrome&ie=UTF-8
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Nicéphore Niépce invented the first partially successful camera in 1816
https://mymodernmet.com/who-invented-the-camera-photography-history/ -
In 1834 the first working vapor-compression refrigeration system was built.
https://www.livescience.com/57797-refrigerator-history.html -
A man named Abner Doubleday created America's beloved pastime in Cooperstown, New York.
https://www.history.com/news/who-invented-baseball -
The KKK, a white supremacy terrorist group, would go on to torture African American for decades and was a huge conflict for many years. The KKK's goal was to make the South "White States".
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The first railroad that spanned across the nation.
https://www.history.com/topics/inventions/transcontinental-railroad -
The 15th Amendment gave the right to vote to all men 18 and up that lived in the U.S. After the 15th Amendment was passed, many conflicts arose because some people thought that freedmen shouldn't be able to vote because of their lack of education and grandfather laws.
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Dr. James Naismith created a game with a soccer ball and a peach basket that based the idea of basketball.
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The tank was invented in 1916 in order to break the stalemates that were happening in trench warfare and because of how powerful and hard they would be to stop.
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The Treaty of Versailles was the treaty to end the first World War. Even though it was meant to solve all the tensions that arose in WWI, it just started new ones and rose them for WWII.
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The British invented the first radar in 1935 in order to find opposing naval ships and incoming planes.
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On July 16, 1945, in a remote desert location in New Mexico, the first atomic bomb was dropped. It was known as the Trinity Test. It created a mushroom cloud that was 40,000 feet high and started what is known as the Atomic Age.
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In World War two, due to Japan's hatred against backing down, America dropped atomic bombs on Hiroshima because they didn't want U.S. troops to die, and because they wanted the Japanese to see how powerful they were and surrender.
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The Soviets created the Berlin Wall to isolate West Berlin to try to flush them out and starve them. The Americans eventually got it to get taken down, but it was significant for it to be there because it showed how they had the world split.
