-
League of Nations
The League of Nations is established with the ratification of the Treaty of Versailles, the U.S. against join it. -
Women's right to vote
Women are given the right to vote. -
U.S. president
Warren G. Harding became the president -
Lincoln Memorial
Lincoln Memorial finished built and located on the opposite end of the National Mall. -
U.S. president
Calvin Coolidge became the president after Warren Harding died by a heart attack. -
IBM
IBM was established. -
The busts of four presidents
Sculptor Gutzon Borglum started to build the busts of four presidents -
Hoover Dam
Hoover Dam was proved by the U.S. Congress. -
U.S. president
Herbert Hoover became the president -
Stock Market crash
The worst American depression began in the nation's history. -
The Empire State Building
The Empire State Building was completed in New York City. -
U.S. president
Franklin D. Roosevelt became the president who stayed in the white house for 4 times. -
The end of prohibition
The U.S. government ended the prohibition. -
The U.S. Securities and Exchange Commission
The U.S. Securities and Exchange Commission is established with the signing of the Securities Exchange Act -
The Social Security Act
The Social Security Act is passed by Congress as part of the New Deal legislation and signed into law by President Franklin D. Roosevelt. -
Hoover Dam
Hoover Dam was finished -
The Golden Gate Bridge
The Golden Gate Bridge opened. -
World War II
World War began. -
The attack on Hawaii
Japanese launched a surprise attack on United States soil. 1177 sailors and marines were killed. -
Joined the War
The United States joined World War II after Japan attacked Hawaii
