Final answer:
The Mexican Revolution of 1909-1922 was a period of armed conflict and social upheaval in Mexico, led by figures such as Pancho Villa and Emilio Zapata. It began as a protest movement against the corrupt regime of Porfirio Diaz and aimed for social change, including land reform.
Step-by-step explanation:
The Mexican Revolution of 1909-1922 was a period of armed conflict and social upheaval in Mexico. It began as a protest movement against the corrupt and unpopular conservative regime of Porfirio Diaz, but quickly escalated into a full-scale revolution. The revolutionaries, led by figures such as Pancho Villa and Emilio Zapata, fought for social change, including land reform, and their actions had a profound impact on Mexican society.