25 Most Influential Events in US History


Creation of Virginia Company

Approx. 1606

The Virginia Company was a joint stock company created by King James I in an effort to colonise the new world.

Great Enlightenment

Approx. 1714

It applied science, religion, philosophy, and politics creating an intellectual movement and advancement.

Great Awakening

1730 - 1743

A fervent religious revival that spread throughout the colonies by Congregationalists pastors like George Whitefield and Jonathan Edwards.

Creation of Sons of Liberty

Approx. 1760

Created by Samuel Adams, they were colonialists with a militant view against the British government's control of the colonies.

Signing of the Declaration of Independence

Approx. August 2, 1776

The official document stating the United States is a free country and spurred on the Revolutionary War.

Louisiana Purchase


Purchased by Thomas Jefferson from France, it more than doubled U.S. territory on North America.

War of 1812

1812 - 1814

A turning point in British presence in the United States, the

Battle of Alamo

February 1836

San Antonio fell to the Mexicans during the Texas War for Independence.

Emancipation Proclamation

January 1, 1863

Issued by Abraham Lincoln, it was a preliminary proclamation freeing the slaves in the confederate states.

Battle of Gettysburg

July 1, 1863 - July 3, 1863

An influential turning point in the Civil war, allowing the union the upperhand in battle. It was the first true win for the Union army.

Wounded Knee Massacre

December 29, 1890

The last incident of the Indian wars where U.S. Cavalry killed over 200 Sioux men, women, and children who were in the process of surrendering.

Assassination of Archduke Franz Ferdinand

June 28, 1914

Basically started WWI by angering already mad countries.

America Enters WWI

April 6, 1917

The turning point in war because we allied with major powers, allowing the war to be won.

Great Depression

1929 - 1939

The worst economic depression in the history of the United States, created by the stock market crash of 1929.

America Enters WWII

December 7, 1941

Drastically changed the war by bringing in our manpower and new technology.

D Day

June 6, 1944

The allied amphibious assault on Normandy coast and established a foothold in Europe that German forces couldn't recover from.

Yalta Conference

February 1945

The meeting of FDR, Winston Churchill, and Joseph Stalin at a resort to discuss the post-WWII world and Stalin claimed large parts of Eastern Europe, expanding the Soviet Union.

Dropping of the Atomic Bombs

August 6, 1945

The first use of nuclear weapons ever and killed at least 100,000 people in Hiroshima and Nagasaki.

Korean War

1950 - 1953

Began when North Koreans invaded South Korea while trying to spread communism and we intervened to help the South Koreans.

Vietnam War

November 1, 1955 - April 30, 1975

U.S. intervened when North Vietnam made efforts to expand communism into South Vietnam.

Civil Rights Act of 1957


Established the Civil Rights Commission and the Civil Rights Divisio of the Department of Justice.

Discovery of Soviet Missiles in Cuba

Approx. 1962

Start of the Cuban Missile crisis and brought the U.S. closest to nuclear war as it's ever been (with the Soviets).

Apollo 11

July 16, 1969

The first man on the moon.

Persian Gulf War

August 2, 1990 - February 28, 1991

U.S. intervened when Iran invaded Kuwait, leading us to free Kuwait.


September 11, 2001

Terrorist attack created by Osama Bin Laden, bombed the World Trade Centers and created panic throughout the country.