22: Age of Empire- American Foreign Policy, 1890-1914 Last updated Save as PDF Page ID 2679 OpenStax OpenStax 22.1: Turner, Mahan, and the Roots of Empire 22.2: The Spanish-American War and Overseas Empire 22.3: Economic Imperialism in East Asia 22.4: Roosevelt’s “Big Stick” Foreign Policy 22.5: Taft’s “Dollar Diplomacy”