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Aug 2, 1492
Colubus sails the ocean blue
Columbus sailed to America -
Jamestown
First successful English settlement on the mainland of North America -
Declaration of Independence
Written by Thomas Jefferson -
Constitution
Supreme law of the United States -
Louisana Purchase
The acquisition by the United States of America of 828,800 square miles (2,147,000 km2) of France's claim to the territory of Louisiana in 1803 -
War of 1812
The War of 1812 was an indecisive military conflict fought between the forces of the United States of America and those of the British Empire. -
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Civil War
The American Civil War (1861–1865), among other names also known as the War Between the States, was a civil war in the United States of America. Eleven Southern slave states declared their secession from the United States and formed the Confederate States of America, also known as "the Confederacy". Led by Jefferson Davis, they fought against the United States (the Union), which was supported by all the free states (where slavery had been abolished) and by five slave states that became known as -
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U.S. involvement in World War I
U.S. entered World War I -
Stock Market Crash; beginning of Great Depression
The Wall Street Crash of 1929 (October 1929), also known as the Great Crash, and the Stock Market Crash of 1929, was the most devastating stock market crash in the history of the United States. The Great Depression was a severe worldwide economic depression in the decade preceding World War II. -
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U.S. involvement in World War II
U.S. involvement in WWII -
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Cold War
The Cold War began after World War Two. The main enemies were the United States and the Soviet Union. The Cold war got its name because both sides were afraid of fighting each other directly. In such a "hot war," nuclear weapons might destroy everything. So, instead, they fought each other indirectly. They played havoc with conflicts in different parts of the world. They also used words as weapons. They threatened and denounced each other. Or they tried to make each other look foolish. -
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Korean War
The Korean War (1950–1953) was a military conflict between the Republic of Korea, supported by the United Nations, and the Democratic People's Republic of Korea and People's Republic of China (PRC), -
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Vietnam War
The Vietnam War [A 2] was a Cold War military conflict that occurred in Vietnam, Laos, and Cambodia from November 1, 1955 [A 1], to April 30, 1975 when Saigon fell. -
Gulf War
The Persian Gulf War (August 2, 1990 – February 28, 1991), commonly referred to as simply the Gulf War, was a war waged by a U.N.-authorized coalition force from thirty-four nations led by the United States and United Kingdom, against Iraq. -
September 11
The September 11 attacks (often referred to as September 11th or 9/11) were a series of coordinated suicide attacks by al-Qaeda upon the United States on September 11, 2001. -
U.S. invasion of Iraq
Unted States invades Iraq
