Vietnam, officially the Socialist Republic of Vietnam, is a country in Southeast Asia and the easternmost one on the Indochinese Peninsula. With an estimated 96.2 million inhabitants as of 2019, it is the 15th most populous country in the world. Vietnam shares land borders with Laos, China and Cambodia and maritime borders with Thailand through the Gulf of Thailand, and the Philippines, Indonesia and Malaysia through the South China Sea. The capital city is Hanoi and the most populous city is Ho Chi Minh City.