Rubuta ci gaba don wannan sakin layi - Wani digiri na Jami'ar Sojojin Philippine "Sandiwa" aji na 1985, an san shi da jagorancin AFP Western Mindanao Command a lokacin yakin Marawi
kuma shi ne mai karɓar Tallafin Eisenhower na Amurka a 2006 kuma ya yi aiki a kan tsarin zaman lafiya tare da kungiyar 'yanci ta Musulunci ta Moro a 2015 a matsayin co-Chairman a kan Kwamitin Gudanar da Gwamnatin Philippine kan Cessation of Hostilities (GPH-CCCH). A 1989, sa'an nan a matsayin Laftanar, ya shiga cikin yunkurin juyin mulki da aka yi wa Shugaba Corazon Aquino. An tsare Galvez da abokan huldarsa na juyin mulki kafin a ba su afuwa a 1996 daga magajin Aquino, Shugaba Fidel Ramos.