Complex sentence: In response to that lack of action, Zapata promulgated the Plan de Ayala in November 1911, declaring himself in rebellion against Madero and he renewed guerrilla warfare in the state of Morelos.
Split into simpler sentences: In response to this lack of action, Zapata promulgated the Plan de Ayala in November 1911, declaring himself in rebellion against Madero. He renewed guerrilla warfare in the state of Morelos.