filibuster

A filibuster (from the Spanish filibustero), also known as a freebooter, is someone who engages in an unauthorized military expedition into a foreign country or territory to foster or support a political revolution or secession. The term is usually applied to United States citizens who incited rebellions/insurrections across Latin America with its recently independent but unstable nations freed from royal control of the Kingdom of Spain and its Spanish Empire in the 1810s and 1820s. These occurred particularly in the mid-19th century, usually with the goal of establishing an American-loyal regime that could later be annexed into the North American Union as territories or free states, serving the interests of the United States. Probably the most notable example is the Filibuster War initiat...