eBook
OpenStax

Open Stax: American Foreign Policy 1890 1914: Turner, Mahan, and Roots of Empire

For Students 11th - 12th
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.
Primary
US National Archives

Our Documents: Check for the Purchase of Alaska (1868)

For Students 9th - 10th
Interactive images of two documents important in Alaska's history: the check written for its 1868 purchase from Russia and the Russian Treaty of Cession (an English transcript is provided), which concluded the deal.