This extensive learning module examines how the United States became more connected with the world as it pursued an expansionist foreign policy, became the destination for many new immigrants, and encouraged migration to the Pacific...

A brief look at the expansionist moves of Japan in China, including a description of the Rape of Nanking. Also read about the military expansionism in Europe and Africa by both Germany and Italy, finally resulting in a declaration of war...

This site from the Mount Holyoke College provides a speech by President Calvin Coolidge discussing Americas intervention in Nicaragua during the early 20th Century. He talks about the political instability, revolutions, and the US presence.

Examines the development of American foreign policy in the latter part of the 1800s, and what Frederick Jackson Turner and Alfred Thayer Mahan did to further American imperialistic interests.

Teachers: Lesson from SCORE that explores the Expansionist/ Anti-Imperialist debate at the turn of the century. Organized as a U.S. history unit, content includes information about the debate, as well as numerous resources, online...

A brief overview of the decade prior to the American entrance into World War II. Read about the rise in militarism in both Europe and Japan.

Read about the rising militarism and fascism in Europe and Asia as dictators expanded their territories. See how the United States reacted with its series of three neutrality acts.

A concise look at the economic relations between Japan and the United States just prior to the Japanese attack on Pearl Harbor. Find out what the Japanese hoped to achieve with the attack, and read about the American response.

A four-lesson plan unit on the events that led up to the Japanese bombing of Pearl Harbor during World War II. Lesson topics include the growth of hostility between the United States and Japan after WWI, the Sino-Japanese conflict,...

With the purchase of Alaska in 1867, the United States embarked on the road of building an empire. From Alaska to the Spanish-American War to the Philippine Islands, the U.S. grew as an imperial nation throughout the latter half of the...