The split of the FI (IC) was anticipated by the divergences around another great fact of the world class struggle, the Polish revolution. And it was precipitated by a key political fact, the triumph of Mitterrand in France. The program and the policy on the face of his government originated an abyss, an opposition by the apex between our current and the one of Lambert. Finally, as Lambert prevented the democratic discussion of these differences, the total breakdown took place, which became absolutely irreversible when he added to his bureaucratic methods a despicable moral attack on an old leader who came from his own current.