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Puerto Rico - Military Invasion and Territorial Acquisition
U.S. troops invades Puerto Rico, beginning a period of U.S. colonial domination on the island; Puerto Rico becomes a U.S. Possesion. -
Treaty of Paris 1898
Officially ended the Spanish-American War. The U.S. takes over most of Spain's Overseas holdings, including the Phillipines. -
Open Door Policy
John Hay writes First Open Door Note. A statement of principles initiated by the United Statesfor the protection of equal privileges among countries trading with China and in support of Chinese territorial and administrative integrity. -
Big Stick Diplomacy
U.S. President Theodore Roosevelt’s foreign policy: "speak softly, and carry a big stick" This became synonymous with imperialism and aggressiveness, as his policy often took advantage of smaller and weaker nations. -
Boxer Rebellion
U.S. sends troops to China to suppress Boxer Rebellion. -
Supreme Court Decision - Insular Cases
Supreme Court upheld Congress' authority to establish an inferior status to Puerto Rico, as an "unincorporated terriorty" without promise of statehood. -
Platt Amendment
This Amendment restricted Cuba's autonomy in diplomatic relations with other countries and in internal financial policies, required Cuba to lease naval bases to the United States. It also authorized U.S. intervention to maintain order and preserve Cuban independence. It was a forced provision to the Cuban Constitution drawn up by the U.S. secretary of war. -
Military Intervention in Colombia
With US backing, a group in northern Colombia declares independence as the state of Panama.
This is the first imperialistic assault on the south of Mexico and the Caribbean by the U.S. -
Panama - Acquisition of Canal Zone
Economic Imperialism - U.S. acquires Canal Zone in Panama in order to facilitate trade and amke a profit. -
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The Russo-Japanese War
The Russo-Japanese War was a military conflict developed out of the rivalry between Russia and Japan for dominance in Korea and Manchuria. Japan forced Russia to abandon its expansionist policy in the Far East, and became the first Asian power in modern times to defeat a European power. -
Roosavelt Corollary
Roosevelt issues Roosevelt Corollary to the Monroe Doctrine, and construction on Panama Canal begins -
Treaty of Porthsmouth
It ended the Russo-Japanese War and marked the emergence of a new era of diplomatic negotiations, multi-track diplomacy. -
Cuba - Occupation
Military Expansion - United States obtained a major naval base in Guantánamo, Cuba. -
Dollar Diplomacy
Foreign policy created by U.S. President William Howard Taft to ensure the financial stability of a region while protecting and extending American commercial and financial interests there. It grew out of President Theodore Roosevelt’s peaceful intervention in the Dominican Republic, where U.S. loans had been exchanged for the right to choose the Dominican head of customs (the country’s major revenue source). -
Mexican Revolution
The Mexican Revolution, which began in 1910, ended dictatorship in Mexico and established a constitutional republic. A number of groups, led by revolutionaries including Francisco Madero, Pascual Orozco, Pancho Villa and Emiliano Zapata, participated in the long and costly conflict. U.S. become militarily involved. -
Cuba - Occupation
US sends army troops into combat in Havana. -
Missionary Diplomacy
Woodrow Wilson's idea of the United States' moral responsibility to deny recognition to any Latin American government that was viewed as hostile to American interests. -
Mexico - Military Intervention
As a retaliation for Pancho Villa's raid in New Mexico, Wilson sent forces across the Mexican border to capture Villa, under the control of General John Pershing. -
Panama Canal
Panama Canal is completed -
Seize of Vera Cruz
US seizes Vera Cruz, Mexico for Military reasons. -
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Occupation in Haiti
Economic and Military Reasons - US troops were deployed to Haiti in order to maintain US control over the island, taking care of domestic and foreign interests. -
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Dominican Republic - Military and Administrative Intervention and Occupation
Santo Domingo was taken by US forces. The US established a military government there. Military intervention leading to 8-year occupation. -
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Mexico - Military Intervention
An expeditionary force of the US Army under Gen. John J. Pershing crosses the Texas border and penetrates several hundred miles into Mexican territory. Eventually reinforced to over 11,000 officers and men. -
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Occupation in Nicaragua
US troops were deployed to Nicaragua for imperialistic purposes related to military.
