The banknote is 100 Mexican Pesos (Cien Pesos), and it dates back to the 1980s (specifically 1981 as shown in the currency details). Here are the most important details about it: Historical Figure: The banknote features a portrait of Venustiano Carranza, one of the main leaders of the Mexican Revolution and a former president of Mexico. Design: Alongside his portrait, there is a scene representing "The Trench" (La Trinchera), a famous mural by the artist José Clemente Orozco. Issuing Authority: Bank of Mexico (El Banco De México S.A.).