The PTS of Argentina is proposing that the parties of the Left Unity Front begin a continuing campaign in solidarity with Venezuela that raises the struggle against imperialist sanctions and the fight for the freedom of working-class and poor prisoners.

The Virtual Latin American and the United States Conference was convened by the Workers Left Front (FIT-U) of Argentina, and it took place between July 30 and August 1. This is the initial assessment that was published in La Izquierda Diario by leaders of the Trotskyist Fraction–Fourth International.

We publish here the introduction to Marxism and Our Epoch, a collection of Leon Trotsky’s texts that are most relevant for understanding our current moment.

Christian Castillo’s foreword to a new Spanish-language edition of The State and Revolution by V. I. Lenin, soon to be published by Ediciones IPS in Argentina.

The attempted coup d’état in Venezuela was orchestrated by the U.S. Department of State. This imperialist offensive is part of the Trump administration’s shift in U.S. policy toward Latin America. We need a massive anti-imperialist campaign against this.

Those on the left who refuse to defend Lula’s right to run for president are failing not only to act as good revolutionary socialists, but even as consistent democrats.

The Russian revolution is not old and dead history; socialists can learn central lessons from the working class revolution 100 years ago. What are these lessons?

A leader of the Partido de Trabajadores Socialistas (PTS) talks about the theoretical and strategic basis for the actions of the PTS in the struggle for worker control at Zanon.

The following speech was given by Chipi Castillo, a national leader of the PTS in Argentina after the death of Laura and Ezequiel, two comrades who died of CO2 poisoning. Fede, another comrade who was in the same apartment is in critical condition in the hospital. This speech was given at a special event to honor the lives of the fallen comrades with homages by co-workers, comrades and family members.

‘Capitalism has been unable to develop a single one of its trends to the ultimate end. Just as the concentration of wealth does not abolish the middle class, so monopoly does not abolish competition, but only bears down on it and mangles it.’ Leon Trotsky, Marxism in Our Time There is no doubt that during […]