Nothing in this war makes sense. Why you expect it to make sense now?
An allied guerrilla unit led by Capt. Tom Reynolds (Frank Sinatra) deals with the Japanese army and warlord controlled Chinese troops out in the Burma jungle.
"In the hills of North Burma, gateway to the vast prize of Asia, less than a thousand Kachin warriors, fighting under American and British leadership of the O.S.S., held back 40,000 Japanese in the critical, early years of World War II. It has been said NEVER have free men everywhere owed so much to SO FEW".