These theses were written as part of the debate was developed in 1986 within orthodox Trotskyism, with a sector of Colombian comrades who were for an approach to a trade union sector influenced by the ELN guerrilla, in the perspective of forming a common party. In its pages, it is found the conception of the current headed by Moreno, which, based on the teachings of Marx, Lenin, and Trotsky, rejects the guerrilla strategy and of individual terrorism, and proposes the construction of revolutionary workers’ parties with an influence of masses.