From the South the body of Moroccan Army with general Juan Yague to the front, he crossed the Ebro and conquered pineapple. On 25 March, to the same Yague took Fraga (Huesca) and He entered for the first time on catalan ground. By Northern Barbastro dealt but the Pyrenees constituted an ideal area for the defense and progress was slower. 8 Of this month fell Balaguer, Camarasa and Tremp (Catalonia) leaving the hydroelectric plants that supplied to Barcelona in national hands. In late April began the offensive of the Levant which should culminate in the fall of Valencia, the new Republican capital of war. Republican resistance surprised Franco, to determined to conquer the area, launched an offensive to subdue the entire basin of the Ebro.
On 30 October the final counteroffensive began. 7 Day fell Mora de Ebro which meant that the national right flank had already reached the Ebro. Responsible for the Republican operations in the battle, Lieutenant Colonel Juan Modesto, decided that the battle was lost and ordered its units to cross the river again in the opposite direction. Day 16 the Flix (the most important access to the region) iron bridge was dynamited and the Day 18 Yague entered in Ribarroja de Ebro, last head of bridge of the Republicans. The battle of the Ebro had ended with 4,500 dead in the national side, and between 10,000 and 15,000 in the Republican. The Republican government forces were about to lose the war.
The road to Catalonia, final conflict zone, was discovered. Recent events, falling on January 26 Barcelona and Girona on February 5 are then precipitated. On successive days, the national troops advance towards the French border and take steps from Puigcerda to Portbou (Gerona). The loss of Catalonia was the Republic total isolation from the French border and the painful loss of industries, raw materials and foods that contributed to the Republican war effort.