OSPAAAL (Alberto Blanco), "Day of solidarity with the people of Guatemala / Día de solidaridad con el pueblo de / Journée de solidarité avec le peuple du," 1977. Offset poster, 28" × 19".

This OSPAAAL poster shows solidarity with Guatemala, featuring a profile portrait with a rainbow arc and Cuban star, symbolizing hope and revolutionary solidarity. This was during Guatemala's civil war period (1960-1996), when OSPAAAL supported liberation movements fighting against the U.S.-backed military dictatorship.