M1 Abrams Idaho National Guard September 12, 2014 3461 × 1439 World War 3: “This is where armor fights!” Idaho National Guard returns to Cold War era ‘Total Force’ warfare training! First female combat mechanic! Pure Armor ecstasy! Bore sighting the old 105mm gunned M1 at Idaho’s OTA, M1 Transition Training 1995. Written by: Hutchins AAron on September 12, 2014.