American History for the Citizenship Test: Key Events You Must Know

The American History section covers 31 civics questions spanning colonial times to the present day. Understanding the context behind these events makes the answers far easier to remember and recall under pressure.

Colonial America and the Revolutionary War

The United States began as 13 British colonies along the Atlantic coast. Colonists came for religious freedom, political freedom, and economic opportunity. Tensions with Britain grew over taxation without representation in Parliament. The Revolutionary War began in 1775 and ended in 1783. The Declaration of Independence was adopted on July 4, 1776, written primarily by Thomas Jefferson. The 13 original colonies became the first 13 states.

Founding the Nation

The Constitution was written at the Constitutional Convention in Philadelphia in 1787. James Madison is called the Father of the Constitution. George Washington presided over the convention. The Federalist Papers — written by James Madison, Alexander Hamilton, and John Jay — argued for ratification of the Constitution. George Washington became the first President in 1789. The Bill of Rights was ratified in 1791.

The Civil War Era

The Louisiana Purchase (1803) doubled the nation size. The Civil War was fought from 1861 to 1865 between the Union (North) and the Confederacy (South) primarily over slavery. President Abraham Lincoln led the Union through the war. In 1863 Lincoln signed the Emancipation Proclamation, declaring enslaved people in Confederate states to be free. The 13th Amendment (1865) abolished slavery throughout the United States. The 14th Amendment (1868) granted citizenship to all born or naturalized in the U.S. The 15th Amendment (1870) gave Black men the right to vote.

Early 20th Century

The United States entered World War I in 1917 to support its European allies and because Germany was attacking American ships. The war ended in 1918. The 19th Amendment (1920) gave women the right to vote, thanks largely to the suffrage movement led by figures like Susan B. Anthony. The U.S. entered World War II after Japan attacked Pearl Harbor on December 7, 1941. The war ended in 1945.

The Civil Rights Movement and Cold War

The Civil Rights Movement of the 1950s and 1960s fought to end racial discrimination against Black Americans. Dr. Martin Luther King Jr. led the movement through nonviolent protest and powerful advocacy. The Civil Rights Act of 1964 prohibited discrimination. The Cold War (roughly 1947 to 1991) was a geopolitical competition with the Soviet Union. The U.S. fought in Korea (1950–1953) and Vietnam (1955–1975) to contain the spread of communism.

Recent History

On September 11, 2001, al-Qaeda terrorists attacked the United States — two planes struck the World Trade Center in New York City, one struck the Pentagon in Virginia, and one crashed in a field in Pennsylvania. Nearly 3,000 people were killed. The attacks led to the War on Terror and major military operations in Afghanistan and Iraq.