Editing Vietnam War (section)

====People's Republic of China====
{{See also|China in the Vietnam War}}
China provided significant support for North Vietnam when the US started to intervene, including financial aid and the deployment of hundreds of thousands of military personnel in support roles. China said its military and economic aid to North Vietnam totaled $20&nbsp;billion ($160&nbsp;billion adjusted for 2022 prices) during the Vietnam War;<ref name="Womack"/>{{Rp|}} included were 5&nbsp;million tons of food to North Vietnam (equivalent to a year's food production), accounting for 10–15% of their food supply by the 1970s.<ref name="Womack"/>{{Rp|}}

In the summer of 1962, [[Mao Zedong]] agreed to supply Hanoi with 90,000 rifles and guns free of charge, and starting in 1965, China began sending [[Anti-aircraft warfare|anti-aircraft]] units and engineering battalions, to repair the damage caused by American bombing. They helped man anti-aircraft batteries, rebuild roads and railroads, transport supplies, and perform other engineering works. This freed PAVN units for combat. China sent 320,000 troops and annual arms shipments worth $180&nbsp;million.<ref name="Qiang">{{Cite book |last=Qiang |first=Zhai |title=China and the Vietnam Wars, 1950–1975 |publisher=University of North Carolina Press |year=2000 |isbn=978-0-8078-4842-5}}</ref>{{Rp|135}} China claims to have caused 38% of American air losses in the war.<ref name=Womack/>{{Rp|}} China also began financing the Khmer Rouge as a counterweight to North Vietnam. China "armed and trained" the Khmer Rouge during the civil war, and continued to aid them afterward.<ref>{{Cite news |last=Bezlova, Antoaneta |date=21 February 2009 |title=China haunted by Khmer Rouge links |work=Asia Times |url=http://www.atimes.com/atimes/China/KB21Ad01.html |url-status=unfit |archive-url=https://web.archive.org/web/20090223174332/http://www.atimes.com/atimes/China/KB21Ad01.html |archive-date=23 February 2009}}</ref>