The correct answer to this open question is the following.
Although there are no options attached or further context or references, we can answer the following.
The man in the photograph was one of the leaders of México during the Revolution time. His name was Francisco Ignacio Madero and is considered to be one of the great leaders in the history of México.
Francisco I. Madero (1873-1913) was the Mexican leader that overthrow Porfirio Díaz (the Dictator) after 33 years in power. He was a charismatic and brave ólitician that led the movement to depose Díaz. He gained the support of the people and other politicians. He became the President of México in 1911, but two years later he was assassinated by tyrant Victoriano Huerta in 1913.