Doroteo Arango Arámbula – better known as Francisco Villa or, by the nickname for Francisco "Pancho". Pancho Villa was one of the foremost leaders of the Mexican Revolution and provisional governor of the state of Chihuahua in 1913 and 1914. Villa mostly operated in the northern theatre of the war, centering on Chihuahua, in the north of Mexico. Wikipedia
The definitive Wikipedia entry for Pancho Villa. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Pancho_Villa
Britannica online encyclopedia article on Pancho Villa: Mexican revolutionary and guerrilla leader, who fought against the regimes of both Porfirio Díaz and Victoriano Huerta and after 1914 engaged in civil war and banditry. www.britannica.com/eb/article-9075357/Pancho-Villa