It is a diplomatic post of the Holy See, whose representative is called the Apostolic Nuncio with the rank of an ambassador.
The Holy See managed its affairs in Cambodia through a Delegation to Indochina established on 20 May 1925.
[1] Pope John XXIII changed its name to the Delegation to Vietnam and Cambodia on 17 June 1964.
[2] Relations were interrupted when the government fell to the Khmer Rouge in 1975.
After the restoration of the monarchy in 1993, a new mission was established on 16 July 1994 as the Apostolic Nunciature to the Kingdom of Cambodia.