Singapore is an island nation located at the southern tip of the Malay Peninsula. At 704.0 sqkm (272 square miles), it is one of the few city-states in the world and the smallest country in Southeast Asia.
Tiny state in Borneo, sandwiched between Sarawak and Sabah. After it was a big regional player a few hundred years back, Brunei became rich upon the discovery of Oil in the 1940s. For a period time the Sultan of Brunei was the richest person in the world.