 Complete the following phrase:  In September 1938, the League of Nations obtained that Republican Spain withdraw the Romanian troops away from the fighting. Vida last fought in Spain in January 1939, during the Catalonia Offensive, when Francoists drove the International Brigades northward, toward the French border. He helped with logistics during the hasty retreat, notably by rebuilding a wooden bridge across one of the regional rivers. On February 9, he crossed the Pyrenees and surrendered to the National Gendarmerie; the following day, he was interned in the improvised camp of Saint-Cyprien. In summer 1939, he was dispatched to a more permanent, larger compound, the 