Based on the Frente Amplio of Uruguay, the alliance was formed of the Intransigent Party, the Socialist Party and the Communist Party of Argentina with sections of the Broad Front and the Front for Change, plus representatives of social organisations such as Apyme .
The alliance was created by combining the Frente Amplio of Uruguay with the Intransigent Party, the Socialist Party, and the Communist Party of Argentina, along with segments of the Broad Front and the Front for Change, as well as representatives from various social organizations like Apyme.