In 19 forty two, the japanese advance on new guinea was the focus in this part of the world. They are also fighting in burma, what's now mianmar against indian forces,. british forces, some burmese forces and other friends. And they are fighting australians and americans in the new guinea solomon islands area. When last we spoke, the j Japan had just started their advance over the mountains, overland, from their bases in northern new guinea to try to take an important city known as port morsby.