Born in Argentina to Italian immigrants from the Southern town of Matera, Cristalli grew up in intense poverty in Buenos Aires with at least nine siblings. After the death of his mother, he and … 展开

Posadas did initially organize the Latin America Bureau of the Fourth International for the International Secretariat faction of the Fourth International in the 1950s. Under his guidance, the … 展开

The "Posadists" founded their own Fourth International in 1962 after having called an Emergency Conference. The first regular international meeting of the Posadists should only happen in March 1964. It was announced as the "Seventh Congress of the Fourth International". … 展开

At their 1964 "Seventh World Congress" the following resolution was adopted:
“We are preparing ourselves for a stage in which before the atomic war, we shall struggle for power, during the atomic war we shall struggle for power and we shall be in power, and … 展开

The Posadists held to mainstream Trotskyist notions of describing the Soviet Republics that were established with the end of World War 2 as "deformed workers' states" based on the existence of generally nationalized means of production, but unlike … 展开

The Posadist group in Cuba, the Revolutionary Workers' Party (Trotskyist) or POR(T), gained importance due to the Cuban Revolution, in which it had a minor role. Posadist guerrillas fought alongside Fidel Castro and Che Guevara in 1959. When the Posadists split … 展开

Beginning in 1968, Posadas also became known for his theories concerning UFOs and extraterrestrial life. If anything like UFOs existed, they could demonstrate the existence of agents able to master a very sophisticated technology, something that would be compatible … 展开