The Kingdom of Thailand, formerly known as Siam, is a constitutional monarchy in Southeast Asia, with Bangkok as its capital and largest city.
The Socialist Republic of Vietnam, commonly known as Vietnam, is a socialist country located on the eastern tip of the South Central Peninsula in Southeast Asia, bordered by China to the north and Cambodia and Laos to the west, with a population of more than 96 million, ranking it 15th in the world.
Democratic People’s Republic of Korea (DPRK): The current country in the northern part of the Korean Peninsula, abbreviated as “Korea”; Korea (region): The historical, geographical, political, economic, and cultural region of Korea for thousands of years. Korean Peninsula: East Asian peninsula. Korean people: ethnic group living mainly on the Korean Peninsula and in northeastern China.