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1965
Sihanouk breaks with the United States
The United States is recruiting fighting troops for the first time in Vietnam. Sihanouk breaks relations with the United States.
Cambodia

1965
PBS timeline begins
Cambodia

1965


1965 - Sihanouk breaks off relations with the US and allows North Vietnamese guerrillas to set up bases in Cambodia in pursuance of their campaign against the US-backed government in South Vietnam.
Cambodia

1965
180,000 American forces in Vietnam
South Vietnam

1966
Sihanouk allows Viet Cong sanctuaries in Cambodia 
Sihanouk authorizes the Vietnamese communists to use the frontier zones and its seaport. As a Cambodian war hero machine gunner for te US Blackjack 33, Task Forces 303, Mr. Son Thay Hein was the Special Forces Green Beret soldier that found the Top Secret "Black Box" from the US U2 spy plane that got shot down by the enemies in the deep war zone mountain in Vietnam. President Lyndon Johnson was informed of the significant retrieval of the "Black Box". Hundreds of Cambodian Special Forces like Mr. Son Thay Hien fougth with US elite troups during the Vietnam War. These Cambodian war heroes are now living throughout the USA. Mr. Son Thay Hien is the president of the Khmer Veterans Freedom Fighters association in Long Beach, California. Books on the Top Secret "Black Box" story are BlackJack-33; Hard to Forget; Green Berets Forever, just to name a few.
Scott Walker-
Cambodia​

1966
Sihanouk grants sanctuary along Cambodian boarder to Viet Cong
Sihanouk authorizes the Vietnamese communists to use the frontier zones and its seaport. As a Cambodian war hero machine gunner for te US Blackjack 33, Task Forces 303, Mr. Son Thay Hein was the Special Forces Green Beret soldier that found the Top Secret "Black Box" from the US U2 spy plane that got shot down by the enemies in the deep war zone mountain in Vietnam. President Lyndon Johnson was informed of the significant retrieval of the "Black Box". Hundreds of Cambodian Special Forces like Mr. Son Thay Hien fougth with US elite troups during the Vietnam War. These Cambodian war heroes are now living throughout the USA. Mr. Son Thay Hien is the president of the Khmer Veterans Freedom Fighters association in Long Beach, California. Books on the Top Secret "Black Box" story are BlackJack-33; Hard to Forget; Green Berets Forever, just to name a few.


Cambodia​

1966​

1967​

1967
500, 000 American forces in Vietnam

South Vietnam

1967​

1968
Sihanouk calls for talks with US and North Vietnam for withdrawal
Second series of interviews between Sihanouk and Hun Sen in the Paris region. The creation of a national unity government is envisaged. The fighting is being reduced in Cambodia where all parties are waiting for further negotiations. Sihanouk calls for direct talks with the Vietnamese on the withdrawal of troops.
Scott Walker-
Cambodia​

1968​

1968
The Year of Anti War Protests 
This year will identify 221 student protests at 101 universities.


United States​

1969
US Congressional Visit Protest
Flour bombs, paint and eggs thrown in protest over a visit of a high-ranking United States politician
International​

1969
New Zealand Prime Minister Speech Protest
Fire crackers thrown at an election meeting addressed by the Prime Minister with 30 arrests.​

International

1969
Green Peace
Greenpeace is a non-governmental[3] environmental organization with offices in over 40 countries and with an international coordinating body in Amsterdam, the Netherlands.[4] Founded by Canadian and US ex-pat environmental activists in 1971, Greenpeace states its goal is to "ensure the ability of the Earth to nurture life in all its diversity"[5] and focuses its campaigning on worldwide issues such as climate change, deforestation, overfishing, commercial whaling, genetic engineering, and anti-nuclear issues. It uses direct action, lobbying, research, and ecotage[6] to achieve its goals. The global organization does not accept funding from governments, corporations, or political parties, relying on 2.9 million individual supporters and foundation grants.[7][8] Greenpeace has a general consultative status with the United Nations Economic and Social Council[9] and is a founding member[10] of the INGO Accountability Charter; an international non-governmental organization that intends to foster accountability and transparency of non-governmental organizations.
Scott Walker  - Wiki
United States
North Vietnam, South Vietnam

1969
Nixon elected US President expands war into Cambodia
Nixon was elected president and began his expansion of the war the war to Cambodia and Laos. He began the secret and illigal bombing of the Ho Chi Minh trail in Cambodia. The reason he did this was to show the North he was'nt afraid to make the war expanded into Cambodia and Laos even further and the bombing of North Vietnam was renewed. 
United States

1969​

1969
1969 - The US begins a secret bombing campaign against North Vietnamese forces on Cambodian soil.
North Vietnam

1969
1969: President Nixon realizes that the war in Vietnam must end. He begins a bombing campaign in Cambodia.
Cambodia