The Australian Army served in numerous theatres and campaigns throughout World War II, earning distinction and at times facing significant challenges. During the Pacific War, the infantry brigade, as an intermediate formation commanding multiple infantry battalions and numerous attached units, was key in Australian efforts to secure victory. The 18th Infantry Brigade participated in a variety of combat operations with a range of allies allowing it rare experience among Australian units. It's involvement in operations from Europe to the Middle East and onto the Pacific ensured that it was one of the most modern brigades at the close of the war. Assault Brigade examines the challenges and development of the Australian Army's 18th Infantry Brigade throughout World War II. It investigates a series of campaigns fought across the South West Pacific Area, highlighting lessons learnt and adaptations implemented as a result of each battle.