Raphael Montanez Ortiz/The Guerilla Art and Action Group: Demonstration in front of the Museum of Modern Art against the exclusion of "black and Puerto Rican art" from the collection and exhibition program, New York, May 2, 1970. Photos: Jan Van Raay. More informations: Dreher, Thomas: Ralph Montanez Ortiz. Destruktionskunst, chapter Physio-Psycho-Alchemy. Internet: https://dreher.netzliteratur.net/2_Performance_Ortiz_Text.html #ralphmontañezortiz #activistart #politicalart #performanceart