imperialism

Monroe Doctrine  principle of US policy, originated by President James Monroe in 1823, that any intervention by external powers in the politics of the Americas is a potentially hostile act against the US.

Spanish American War A war between Spain and the United States, fought in 1898. The war began as an intervention by the United States on behalf of Cuba.

Roosevelt Corollary to the Monroe Doctrine, asserting that the U.S. might intervene in the affairs of an American republic threatened with seizure or intervention by a European country. Origin of Roosevelt Corollary Expand. after Theodore Roosevelt.

Panama Canal, the American-built waterway across the Isthmus of Panama that connects the Atlantic and Pacific oceans. 

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Santa Ana is located in Southern California, adjacent to the Santa Ana River, about 10 miles (16 km) away from the California coast. Founded in 1869, the city is part of the Greater Los Angeles Area, the second largest metropolitan area in the United States with almost 18 million residents in 2010.

benito Juárez, in full Benito Pablo Juárez García (born March 21, 1806, san pablo Guelatao, Oaxaca, Mexico—died July 18, 1872, Mexico City) national hero and president of mexico (1861–72), who for three years (1864–67) fought against foreign occupation under the emperor Maximilian and who sought constitutional reforms to create a democratic federal republic.

Mexico is a country between the U.S. and Central America that's known for its Pacific and Gulf of Mexico beaches and its diverse landscape of mountains, deserts and jungles.

Pancho Villa 5 June 1878 – 20 July 1923) was a Mexican Revolutionary general and one of the most prominent figures of the Mexican Revolution.

Emiliano Zapata Salazar was a leading figure in the Mexican Revolution, the main leader of the peasant revolution in the state of Morelos, and the inspiration of the agrarian movement called Zapatismo.