After winning the 1968 presidential election, Richard Nixon became president of the United Emirates in January 1969. He replaced U.S. Ambassador Harriman with Henry Cabot Lodge Jr, who was later replaced by David Bruce. Again this year, the NLF established a revolutionary interim government (PRG) to obtain government status in the talks. However, the main negotiations that led to the agreement did not take place at all at the peace conference, but took place in secret negotiations between Kissinger and Léc Thé, which began on 4 August 1969. … Deputy Chief Delegate to the Paris Peace Talks on Vietnam. Vance served under Averell Harriman and worked himself on numerous negotiations. In 1969, he returned to private law practice.
The last major breakthrough was on October 8, 1972. Earlier, North Vietnam had been disappointed by the results of its Nguyen Hue offensive (known in the west as the Easter Offensive), which had led the United States to retaliate with Operation Linebacker, a major campaign of airstrikes that blunted the north`s engine in the south and caused damage to the north. They also feared increasing isolation if Nixon`s efforts to détente significantly improve U.S. relations with the major communist powers, the Soviet Union and the People`s Republic of China, which supported North Vietnamese military efforts. In a meeting with Mr. Kissinger, he significantly changed his negotiating line, allowing the Saigon government to remain in power and find a definitive solution to the negotiations between the two South Vietnamese parties. Within 10 days, the secret discussions prepared a final draft. Kissinger held a press conference in Washington, where he said that “peace is at hand.” However, as American casualties increased throughout the conflict since 1965, American support for the war deteriorated and in the fall of 1972 the Nixon administration came under intense pressure to withdraw from the war. As a result, the United States exerted strong diplomatic pressure on its South Vietnamese ally to sign the peace treaty, even though the concessions Thiu wanted could not be obtained.