Yos Por, a Cambodia

Cambodia

Cambodia , officially known as the Kingdom of Cambodia, is a country located in the southern portion of the Indochina Peninsula in Southeast Asia...

n communist politician.

In 1963 Por was one of 40 Hanoi

Hanoi

Hanoi , is the capital of Vietnam and the country's second largest city. Its population in 2009 was estimated at 2.6 million for urban districts, 6.5 million for the metropolitan jurisdiction. From 1010 until 1802, it was the most important political centre of Vietnam...

-based Khmer

Khmer people

Khmer people are the predominant ethnic group in Cambodia, accounting for approximately 90% of the 14.8 million people in the country. They speak the Khmer language, which is part of the larger Mon–Khmer language family found throughout Southeast Asia...

s who travelled to China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

 for a 4-year political training course. In the midst of the Cultural Revolution

Cultural Revolution

The Great Proletarian Cultural Revolution, commonly known as the Cultural Revolution , was a socio-political movement that took place in the People's Republic of China from 1966 through 1976...

, Por chose to leave China in 1967.

In 1970 Por was included into the Kampot (Region 35) committee of the Communist Party of Kampuchea

Communist Party of Kampuchea

The Communist Party of Kampuchea, also known as Khmer Communist Party , was a communist party in Cambodia. Its followers were generally known as Khmer Rouge .-Foundation of the party; first divisions:...

. He was put in charge of Education and Information. In 1972 the party leadership around Pol Pot

Pol Pot

Saloth Sar , better known as Pol Pot, , was a Cambodian Maoist revolutionary who led the Khmer Rouge from 1963 until his death in 1998. From 1976 to 1979, he served as the Prime Minister of Democratic Kampuchea....

 began targeting Khmer communists who, like Por, had stayed in Vietnam

Vietnam

Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

. The returnees from Vietnam were removed from party positions and many, including Por, were subjected to humiliation and accusations of revisionism

Revisionism (Marxism)

Within the Marxist movement, the word revisionism is used to refer to various ideas, principles and theories that are based on a significant revision of fundamental Marxist premises. The term is most often used by those Marxists who believe that such revisions are unwarranted and represent a...

.

Yos Por fled to Vietnam. Following the overthrow of the Pol Pot

Pol Pot

Saloth Sar , better known as Pol Pot, , was a Cambodian Maoist revolutionary who led the Khmer Rouge from 1963 until his death in 1998. From 1976 to 1979, he served as the Prime Minister of Democratic Kampuchea....

-regime, Por became the general secretary of the Kampuchean United Front for National Salvation

Kampuchean United Front for National Salvation

The Kampuchean United Front for National Salvation , often simply referred to as Salvation Front or by its French acronym FUNSK , was the nucleus of a new Cambodian regime, that would later establish the People's Republic of Kampuchea .Its foundation took place in 1978 in Vietnam by...

(KUFNS or FUNSK) in 1979. He would also become the head of the PRK-USSR Friendship Association.