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First Transcontinental Railroad
The First Transcontinental Railroad was a 1,912-mile (3,077 km) continuous railroad line constructed between 1863 and 1869 that connected the existing eastern U.S. rail network at Omaha, Nebraska/Council Bluffs, Iowa with the Pacific coast at the Oakland Long Wharf on San Francisco Bay. -
The Revolutionary war
The American Revolutionary War, also known as the American War of Independence, was a global war that began as a conflict between Great Britain and her Thirteen Colonies, which declared independence as the United States of America -
Constitution of United States of America
The United States Constitution is the supreme law, originally comprising seven articles, -
War of 1812
In the War of 1812, the United States took on the greatest naval power in the world, Great Britain, in a conflict that would have an immense impact on the young country's future. Causes of the war included British attempts to restrict U.S. trade, -
Canal Era
Construction began in 1817 and was completed in 1825. The canal spanned 350 miles between the Great Lakes and the Hudson River and was an immediate success. -
Trail of Tears
The Trail of Tears was a series of forced removals of Native American nations from their ancestral homelands in the Southeastern United States to an area west of the Mississippi River that had been designated as Indian Territory. -
American Civil War
The American Civil War was fought in the United States from 1861 to 1865. The result of a long-standing controversy over slavery, war broke out in April 1861, when Confederates attacked Fort Sumter in South Carolina, shortly after President Abraham Lincoln was inaugurated -
Spanish American War
The Spanish–American War was fought between the United States and Spain in 1898. Hostilities began in the aftermath of the internal explosion of the USS Maine in Havana Harbor in Cuba leading to United States intervention in the Cuban War of Independence. -
World War 1
Up to that date, America had tried to keep out of World War One although the nation traded with countries involved in the war.but unrestricted submarine warfare, introduced by the Germans on January 9th, 1917, was the primary issue that caused the united states to go to war with germany. -
World War 2
The US did not enter war until after japanese bombed the American fleet in Pearl Harbor, Hawaii, on December 7, 1941. the main reason world war one started was due to the german's Nazi army entering poland and invading. -
African american civil rights movement
The civil rights movement was a struggle struggle for social justice that took place mainly during the 1950s and 1960s for blacks to gain equal rights under the law in the United States. -
Vietnam war
The U.S. government viewed its involvement in the war as a way to prevent a communist takeover of South Vietnam. This was part of the domino theory of a wider containment policy, with the stated aim of stopping the spread of communism.
