A clash between tribes in Papua New Guinea led to deaths of at least 49 tribesmen. Australian Broadcasting Corporation's Tim Swanston explains why tribal warfare has gotten more deadly recently.

US not seeking permanent new base in Papua New Guinea, Austin says The defense secretary explained a new defense agreement with the island nation.

At least 26 combatants and an unconfirmed number of bystanders were killed in a gunbattle between warring tribes in Papua New Guinea, police said Monday.