Based on a history of kidnappings and attempted kidnappings of foreigners in the Eastern Sabah province of Malaysia and in the southern Sulu Sea area by terrorist or insurgent groups based in the Sulu Archipelago, U.S. citizens should continue to exercise extreme caution if considering travel in the southern Sulu Sea region from the southern tip of Palawan, along the coast of Sabah, Malaysia and the islands of the Sulu Archipelago, up to Zamboanga City, Mindanao.