From Nixon Sabotaged Paris Peace Talks and Our Future by Daniel C. Lavery:
Johnson furiously attempted to achieve peace before the 1968 election. Nixon secretly convinced the South Vietnamese leadership that he could win a better deal if he became President. Watergate grand jury testimony from 1975 showed that Nixon complained that the Johnson administration bugged his 1968 campaign. Why? Nixon revealed a secret that LBJ called treasonous about Tricky Dick's 1968 campaign's sabotaging of the Paris peace talks regarding the bloody Vietnam War.
The evidence came from diplomatic cable traffic and Johnson's audiotapes showing a better deal awaited if South Vietnamese President Nguyen van Thieu boycotted the Paris peace talks and awaited Nixon's defeat of Hubert Humphrey, two weeks after Nixon's plumbers were caught at Watergate bugging the Democratic National Committee. Nixon's aide Charles Colson discussed with him a story that the Democrats had bugged Nixon's connection to Thieu, right-wing Chinese-American activist, Anna Chennault... Read More