Military Acronym Game!

PIR- Pacific Islands Regiment- Unit composed of mainly Papuans during the Australian administration of Papua New Guinea.
OHL- Oberste Heersleitung- Supreme Army Command- At the declaration of war in 1914 the German Great General Staff was redesignated the Supreme Army Command
Wallabies: Correct!

Continuing on:
DIAG - Disarmament of Illegally Armed Groups. Afghan paramilitary unit that collects and destroys weapons and munitions as part of DDR (Disarmament, De-militarization and Reintegration) process. Has some EOD capability. :rock: