Khan Academy: Us History: 1890 1945: The Presidency of Calvin Coolidge

After World War I, US President Woodrow Wilson helped to build an international peacekeeping organization.

The 1919 Treaty of Paris ended World War I, but imposed heavy penalties on Germany.

Looks at Theodore Roosevelt's actions and accomplishments as president from 1901-1909. Discusses his policies in Latin America and the construction of the Panama Canal, and his Square Deal program where he went out of his way to...

Andrew Jackson was the president for the common man. Under his rule, American democracy flourished as never before- but the economy and the Native American population suffered at his hands.

In 1945, the United States dropped two atomic bombs on Japan, ending World War II.

As the first president of the United States, George Washington set several important precedents for the federal government.

Explains how the United States came during its imperialist era to have territories outside its boundaries. [11:09]

Read how the United Nations emerged after World War II as an international peacekeeping organization.

John Quincy Adams narrowly beat Andrew Jackson in the presidential election of 1824. Though his 'American System' modernized the American economy, his endorsement of a protective tariff as well as his lenient stance toward Native...

World War I was the "war to end all wars." It had major consequences on Americans both at home and abroad.