Malaysia Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federal constitutional monarchy consists of 13 states and three federal territories, separated by the South China Sea into two similarly sized regions, Peninsular Malaysia and East Malaysia (Malaysian Borneo). Peninsular Malaysia shares a land and maritime border with Thailand in the north and maritime borders with Singapore in the south, Vietnam in the northeast, and Indonesia in the west. East Malaysia shares land and maritime borders with Brunei and Indonesia and a maritime border with the Philippines and Vietnam. Kuala Lumpur is the national capital and largest city
Brunei–Malaysia border Brunei–Malaysia border The border between Brunei and Malaysia consist of a 481.3 km land border and substantial lengths of maritime borders stretching from the coastline of the two countries to the edge of the continental shelf in the South China Sea. Except for its South China Sea coastline, Brunei is entirely surrounded by Malaysia's Sarawak state and the country only shares a land boundary with Malaysia. Brunei's unique shape where its territory consists of two non-contiguous portions results in its border with Malaysia being broken into two segments. Brunei's 200 nautical mile continental shelfclaim makes it a claimant of a