-
Sinking if the USS Maine
At 9:40 pm the United States battleship Maine, at anchor in the Havana harbor was suddenly blown up, apparently by a mine. The explosion tore the bottom of the ship out and sank it, killing 260 officers and men on board. -
The Spanish American War
An armed conflict between Spain and the United States in 1898. It was a direct effect of the internal explosion of USS Maine in Havana Harbor in Cuba, it then leads to U.S. intervention in the Cuban War of Independence. -
Open Door Policy
A term in foreign affairs used to refer to the United States policy established in the late 19th century and the early 20th century that would allow for a system of trade in China open to all countries equally. -
Roosevelt Corollary
The Roosevelt Corollary was an addition to the Monroe Doctrine articulated by President Theodore Roosevelt in his State of the Union address in 1904 after the Venezuela Crisis of 1902–1903. -
Dollar Diplomacy
A form of American foreign policy used to minimize the use or threat of military force and further its aims in Latin America and East Asia through the use of economic power by guaranteeing loans made to foreign countries. -
Beginning of World War I
A global war originating in Europe that lasted from 28 July 1914 to 11 November 1918 -
The Sinking of The Lusitania
The sinking of the Cunard ocean liner RMS Lusitania occurred during the First World War, as Germany waged submarine warfare against the United Kingdom which had implemented a naval blockade of Germany. -
Sussex Pledge
A promise made by Germany to the United States in 1916, during World War I before the latter entered the war. In 1915, Germany had instituted a policy of unrestricted submarine warfare, allowing armed merchant ships, but not passenger ships, to be torpedoed without warning. -
Zimmerman Telegraph
A secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military alliance between Germany and Mexico. -
U.S Enters World War I
The U.S. joined its allies--Britain, France, and Russia--to fight in World War I. Under the command of Major General John J. Pershing, more than 2 million U.S. soldiers fought on battlefields in France. -
Selective Service Act
The act required all men in the U.S. between the ages of 21 and 30 to register for military service. -
The Espionage Act
United States federal law passed on June 15, 1917, shortly after the U.S. entry into World War I. It has been amended numerous times over the years. -
Wilson's 14 Points
A statement of principles for peace that was to be used for peace negotiations in order to end World War I. -
End of World War I