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.
Loyalist forces engaged the Carlists in battle at Alcalá de Henares, driving them through Alcarria toward Aranzueque.  On September 19th, the loyalists delivered a decisive attack upon the depleted Carlist army at Aranzueque.