During the Chaco War, between Paraguay and Bolivia ( 1932–1935 ) he was a member of the Infantry regiment “13 Tuyutí”, as a soldier, writing his best poems between the pauses of the battles.
Participou na guerra do Chaco, entre Paraguai e Bolivia (1932-1935), como soldado do Rexemento de Infantería “13 Tuyutí”, escribindo os seus mellores versos entre as pausas das batallas.