 Complete the following phrase:  With Portugal secured, Wellesley advanced into Spain to unite with Cuestas forces. Victors I Corps retreated before them from Talavera. Cuestas pursuing forces fell back after Victors reinforced army, now commanded by Marshal Jean-Baptiste Jourdan, drove upon them. Two British divisions advanced to help the Spanish. On 27 July at the Battle of Talavera, the French advanced in three columns and were repulsed several times, but at a heavy cost to the Anglo-Allied force, which lost 7,500 men for French losses of 7,400. Wellesley withdrew from Talavera on 4 August to avoid being cut off by Soults converging army, which defeated a Spanish blocking force in an assault crossing at the River Tagus near Puente del Arzobispo. Lack of supplies and the threat of French reinforcement in the spring led Wellington to retreat into Portugal. A Spanish attempt to capture Madrid after Talavera failed at 