The campaign to take the Salamaua and Lae area began Process_start after the successful defence of Wau in late January , which was followed up by an Australian advance towards Mubo as the Japanese troops that had attacked Wau withdrew to positions around Mubo .

The campaign to take the Salamaua and Lae area began Process_start after the successful defence of Wau in late January , which was followed up by an Australian advance towards Mubo as the Japanese troops that had attacked Wau withdrew to positions around Mubo .