The loyalist troops had attacked the Carlists at Alcalá de Henares and pushed them through Alcarria towards Aranzueque. On September 19, the loyalists pressed a final attack upon the tired and depleted Carlists at Aranzueque.
The loyalist troops engaged the Carlists in battle at Alcalá de Henares, forcing them to retreat towards Aranzueque. On September 19th, the loyalists launched a final assault on the exhausted and weakened Carlist forces at Aranzueque.