|New Guinea was significant in WWII.|
Ever wonder why it's so rare to see re-runs of "McHale's Navy" on TV? They used improper terminology for the Japanese. In actual wartime, such language was a way to de-humanize the enemy, making it easier to kill them.
The Allied advance along the northern New Guinea coastline toward the Philippines forced the Japanese to divert precious ships, planes and men who might otherwise have reinforced their crumbling Central Pacific front.