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American Imperialism

  • Seward’s Folly

    Seward’s Folly
    The Alaska Purchase was the United States' acquisition of Alaska from the Russian Empire. Alaska was formally transferred to the United States on October 18, 1867, through a treaty ratified by the United States Senate and signed by President Andrew Johnson.
  • McKinley Tariff

    McKinley Tariff
    After 450 amendments, the Tariff Act of 1890 was passed and increased average duties across all imports from 38% to 49.5%. McKinley was known as the "Napoleon of Protection," and rates were raised on some goods and lowered on others, always in an attempt to protect American manufacturing interests.
  • US Congress Votes to Go to War With Spain

    US Congress Votes to Go to War With Spain
    Declaration of War against Spain, April 25, 1898. The explosion of the USS Maine in Havana Harbor on February 15, 1898, and escalating tensions with Spain over its colonial rule in Cuba prompted Congress to declare war against Spain on April 25, 1898.
  • Teller Amendment

    Teller Amendment
    DescriptionThe Teller Amendment was an amendment to a joint resolution of the United States Congress, enacted on April 20, 1898, in reply to President William McKinley's War Message. It placed a condition on the United States military's presence in Cuba.
  • Annexation of Hawaii

    Annexation of Hawaii
    Hawaii was annexed to the United States in 1898 when Queen Liliuokalani tried to restore the power of monarchy after the death of King Kalakaua. This would mean less US's influence on Hawaii. One reason was because Hawaii played an important role in the interest of US's economy.
  • Open Door Note

    Open Door Note
    The Open Door policy was a statement of principles initiated by the United States in 1899 and 1900. It called for protection of equal privileges for all countries trading with China and for the support of Chinese territorial and administrative integrity.
  • Annexation of Philippines

    Annexation of Philippines
    The annexation of the Philippines was the event in United States history in which the United States took control of the Philippines. ... Instead, the US decided to take control of the Philippines. This led to a Filipino uprising and a war between some Filipinos and the US. The war lasted until 1902.
  • Hay-Bunau-Varilla Treaty

    Hay-Bunau-Varilla Treaty
    Hay–Bunau-Varilla Treaty, (Nov. 18, 1903), agreement between the United States and Panama granting exclusive canal rights to the United States across the Isthmus of Panama in exchange for financial reimbursement and guarantees of protection to the newly established republic.
  • Roosevelt Corollary

    Roosevelt Corollary
    the Roosevelt Corollary asserted a right of the United States to intervene in order to "stabilize" the economic affairs of small states in the Caribbean and Central America if they were unable to pay their international debts.
  • Great White Fleet

    Great White Fleet
    The Great White Fleet was a sixteen battleship fleet that sailed on a world voyage from December 16, 1907 - February 22, 1909. Its primary purpose was to showcase American naval power.