On September 11, 1924, he joined the conservative military coup that ousted president Arturo Alessandri. He served as member of a Government Junta that ruled the country until January 23, 1925, together with General Luis Altamirano and Vice-Admiral Francisco Nef.
On September 11, 1924, he participated in a conservative military coup that removed president Arturo Alessandri. He served as part of a governing junta with General Luis Altamirano and Vice-Admiral Francisco Nef until January 23, 1925.