• 1 April 1955:

Pracheachun (The People), which was an underground newspaper was established to disseminate the communist propaganda.

• 20 June 1959:

Samaki (Solidarity) was established by Salot Chhay who was Pol Pot’s brother.

• 01 January 1959:

Reastra Thipatei (People’s Democracy) published by Sam Sary, Sam Rainsy’s farther, after he broke up with Samdech Preah Norodom Sihanouk who was then Head of State.

• 22 September 1959:

L’Observateur (Observer) was a French language newspaper that was highly critical of the conservative group established by Khieu Samphan.

• 11 October  1959:

Editor of Pracheachun, Nop Bophan, was shot dead in Phnom Penh.

• 1960s:

Siteak Monus (Human Rights) was established by Khun Ngo.

• 1960s:

Le Sangkum (The Society) was established by Prince Norodom Sihanouk.

• 1960s:

La Dèpêche was established by Sim Var.

• 1960s:

La Nouvelle Dèpêche (The New Dispatch)was established by Chau Seng & So Nem.

• 1960s:

Soriya (Sun) was established.

• 1960s, 1970s:

Reach Khmer (Royal Khmer) was established by Khun Ngo.

• Late 1960s, Early 1970s:

Apsara was established by Thuong Bun Thoeur.

• 1960s, 1970s:

Prum Daen (The border) was established by Khun Ngo.

• 1960s, 1970s:

Rèalitès Cambodgiennes was established by Douc Rasy.

• 1965 – :

Bulletin Mensuel de Documentation (B.M.D.) was established by the Cabinet of the Royal Palace.

• 1965 – 1970?:

Kampuchea Monthly Illustrated Review was published by the cabinet of Samdech Sihanouk.

• 1967 – :

Khmer Ekareach (Independent Khmer) was published by Sim Var as a vehicle for criticizing Samdech Sihanouk.

• 1967 – :

Sochivathor (Morality) was published by Nouth Chhoeum, chief of cabinet of Samdech Sihanouk.

•  1968 – 1975:

 Koh Santepheap (Island of Peace) was published by Sou Sorn, Nouth Chhoeum & Chou Thany.

• 1969 – :

Nokor Thom (Angkor Thom, the Bayon) was published by Soth Polin who is Sim Var’s newphew.  

• 18 March 1970:

Prince Norodom Sihanouk was ousted by the coup, led by Gen Lon Nol.