Patricio José Argüello Ryan ( March 30 , 1943 – September 6 , 1970 ) , known as Patrick Argüello , was a Nicaraguan American , member of the Sandinistas who was shot and killed while attempting to hijack El Al Flight 219 in September 1970 , as part of the Popular Front for the Liberation of Palestine 's Dawson 's Field hijackings . The Sandinistas had agreed to support the Popular Front for the Liberation of Palestine 's hijacking in exchange for guerrilla warfare training . Argüello was born in San Francisco , California in March 1943 , the son of Rodolfo Argüello Ruiz , a Nicaraguan national , and Kathleen Ryan , a US citizen . His family moved back to Nicaragua when he was 3 , and lived in Momotombo , La Paz Centro , and Managua . In 1956 , Nicaraguan dictator Anastasio Somoza García was assassinated . His surviving sons Luis and Anastasio launched nationwide reprisals . Argüello 's family were part of a general exodus of Nicaraguans fleeing the repression . They left for Los Angeles
Dawson 's Field hijackings
Dawson's Field hijackings
Patrick Argüello