Vietnam, officially the Socialist Republic of Vietnam, is the easternmost country on the Indochina Peninsula in Southeast Asia. With an estimated 92.7 million inhabitants as of 2016, it is the world's 14th-most-populous country, and the ninth-most-populous Asian country. Vietnam is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, Thailand across the Gulf of Thailand to the southwest, and the Philippines, Malaysia and Indonesia across the South China Sea to the east and southeast. Its capital city has been Hanoi since the reunification of North and South Vietnam in 1976, with Ho Chi Minh City as a historical city as well.

In 2012, Vietnam's nominal GDP reached US$138 billion, with a nominal GDP per capita of $1,527. According to a December 2005 forecast by Goldman Sachs, the Vietnamese economy will become the world's 21st-largest by 2025, with an estimated nominal GDP of $436 billion and a nominal GDP per capita of $4,357. According to a 2008 forecast by PricewaterhouseCoopers, Vietnam may be the fastest-growing of the world's emerging economies by 2025, with a potential growth rate of almost 10% per annum in real dollar terms. In 2012, HSBC predicted that Vietnam's total GDP would surpass those of Norway, Singapore and Portugal by 2050.

By December 2007, Vietnam had established diplomatic relations with 172 countries, including the United States, which normalized relations in 1995. Vietnam holds membership of 63 international organizations, including the United Nations, ASEAN, NAM, Francophonie and WTO. It also maintains relations with over 650 non-government organizations.

Currently, the formal mission statement of Vietnamese foreign policy is to: "Implement consistently the foreign policy line of independence, self-reliance, peace, cooperation and development; the foreign policy of openness and diversification and multi-lateralization of international relations. Proactively and actively engage in international economic integration while expanding international cooperation in other fields." Vietnam furthermore declares itself to be "a friend and reliable partner of all countries in the international community, actively taking part in international and regional cooperation processes."