 Complete the following phrase:  In March 1942, the Japanese landed troops around Lae and Salamaua in the Australian mandated territory of New Guinea. A seaborne assault on Port Moresby was turned back in May at the Battle of the Coral Sea, after which the Japanese established a beachhead at BunaGona in late July as plans were made to capture Port Moresby via an overland route from the northern Papuan coast. Subsequently, heavy fighting took place during the Kokoda Track campaign and around 