1968 in the Vietnam War Adams' iconic image of South Vietnamese General Nguyễn Ngọc Loan's execution of a Viet Cong operative was taken in 1968. The year also saw Walter Cronkite's call to honourably exit Vietnam because he thought the war was lost. This negative impression forced the US into the Paris peace talks with North Vietnam. US troop numbers peaked in 1968 with President Johnson approving an increased maximum number of US troops in Vietnam at 549,500. The year was the most expensive in the Vietnam War with the American spending US$ (US$ in 2019) on the war. The year also became the deadliest
Australian–Thai Peace Treaty end its state of war with Britain and accept Britain's peace terms. It insisted on the trial of collaborators with the Japanese—which the Thais resented—and on reparations in relation to the tin mines. The Thais did try and imprison former Prime Minister Plaek Phibunsongkhram in order to forestall any Allied tribunal before signing the Anglo-Thai Peace Treaty on 1 January 1946. After the British peace treaty, Eastman exchanged notes with the Thai negotiator, Prince Vivadhanajaya Jayanta, confirming that a separate treaty with Australia would be signed no later than 3 April. The government in Canberra considered withdrawing him from Bangkok