Explanation: The primary motivation for initiating the Nixon wiretap program was the concern over leaks of classified information, particularly regarding national security matters, as articulated by Henry Kissinger. While the program later proved useful for political intelligence, this was not its initial impetus.

Explanation: Details concerning the secret bombing campaign in Cambodia were indeed among the classified leaks that prompted significant concern from National Security Advisor Henry Kissinger, contributing to the rationale for the wiretap program.

Explanation: Contrary to the statement, the meeting on April 29, 1969, involving Henry Kissinger, John N. Mitchell, and J. Edgar Hoover, culminated in the decision to implement national security wiretaps, not to reject them.

Explanation: The 1969 EC-121 shootdown incident was directly related to concerns about information leaks. Internal discussions about the appropriate response to this event were among the classified leaks that heightened Henry Kissinger's concerns.

Explanation: The wiretap program was initially established with the primary objective of addressing national security concerns and preventing leaks of classified information. However, its utility expanded to include gathering political intelligence.

Explanation: The primary rationale cited for the initiation of the Nixon wiretap program was the concern over leaks of classified information, particularly regarding national security matters, as articulated by Henry Kissinger.

Explanation: A pivotal meeting occurred on April 29, 1969, attended by National Security Advisor Henry Kissinger, Attorney General John N. Mitchell, and Federal Bureau of Investigation Director J. Edgar Hoover, culminating in the decision to deploy national security wiretaps.

Explanation: Details regarding the planning stages of the Watergate break-in were not among the classified leaks that prompted Kissinger's concerns. Leaks concerning the Cambodia campaign and the EC-121 shootdown incident were cited.

Explanation: The stated purpose for wiretapping the telephones of journalists and government employees was to identify sources leaking classified information, driven by concerns over national security.

Explanation: Investigating potential foreign espionage threats was not a stated reason for the Nixon administration's use of wiretaps. The primary reasons cited were identifying leaks of classified national security information, gathering political intelligence, and monitoring communications related to sensitive operations like the Cambodia bombing.

Explanation: As a staff member of the National Security Council, Alexander Haig was instrumental in selecting targets and was tasked with receiving the results from numerous surveillance operations conducted during the Nixon administration.

Explanation: The initial proposal for the wiretapping program originated from concerns voiced by National Security Advisor Henry Kissinger regarding leaks. Mark Felt, as FBI Deputy Director, later played a role in disclosing information about the program to the public.

Explanation: John Ehrlichman was not the Attorney General; he served as White House Counsel. The Attorney General at the time was John N. Mitchell, who received the wiretap requests drafted by J. Edgar Hoover. The missing wiretap files were later found in Ehrlichman's White House files.

Explanation: William C. Sullivan, an FBI domestic intelligence official, was indeed involved in the wiretap operation. He was the individual Alexander Haig would visit to review the surveillance results.

Explanation: Alexander Haig, serving as a staff member of the National Security Council, played a pivotal role in identifying numerous targets for the wiretapping operations and was responsible for receiving the resultant surveillance data.

Explanation: William C. Sullivan, an FBI domestic intelligence official, was involved in the wiretap operation and served as the point of contact for Alexander Haig to review the surveillance results.

Explanation: J. Edgar Hoover, as Director of the FBI, was responsible for drafting and submitting the official requests for the wiretaps to the Attorney General, and he attended the meeting where the program's implementation was decided.

Explanation: The wiretapping program encompassed more than just journalists; it targeted seventeen individuals in total, including federal employees, and was not exclusively limited to national security leaks, as political intelligence gathering also occurred.

Explanation: Alexander Haig identified Daniel Davidson, a staff member of the National Security Council, as a leaker based on wiretap intelligence. Consequently, Haig confronted Davidson, leading to his departure from his position.

Explanation: The Nixon administration's wiretapping program identified a total of seventeen individuals as targets, not twenty-five.

Explanation: William Beecher, a journalist for The New York Times, was indeed among the seventeen individuals whose telephones were wiretapped as part of the Nixon administration's program.

Explanation: Morton Halperin was not a journalist for CBS News; he was a staff member of the National Security Council whose phone was wiretapped. Marvin Kalb was the journalist from CBS News who was wiretapped.

Explanation: William Safire, a White House speechwriter, was indeed one of the individuals whose telephone communications were monitored as part of the Nixon administration's wiretapping program.

Explanation: William H. Sullivan, the United States Ambassador to Laos, was indeed among the seventeen individuals whose telephone communications were monitored through wiretapping during the Nixon administration.

Explanation: The wiretaps implemented by the Nixon administration were indeed active for approximately two years, spanning from May 1969 to February 1971, during which seventeen individuals were monitored.

Explanation: Marvin Kalb, a CBS journalist, was among those wiretapped. While details about the Cambodia campaign were among the leaks that concerned Kissinger, the specific reason for Kalb's wiretapping is not explicitly stated as solely related to that campaign, but rather as part of the broader effort to identify leaks.

Explanation: Anthony Lake, a staff member of the National Security Council, was indeed wiretapped as part of the administration's broader initiative to prevent the leakage of classified information.

Explanation: A total of seventeen individuals were identified and subjected to wiretapping under the Nixon administration's program.

Explanation: Daniel Davidson, a staff member of the National Security Council, was identified by Alexander Haig as a leaker, which led to his departure from the NSC.

Explanation: Bob Woodward of The Washington Post was not among the journalists wiretapped. The wiretapped journalists included William Beecher and Hedrick Smith (The New York Times), Henry Brandon (London Sunday Times), and Marvin Kalb (CBS).

Explanation: Richard F. Pedersen was affiliated with the Department of State when his telephone communications were monitored via wiretapping.

Explanation: William H. Sullivan held the diplomatic post of United States Ambassador to Laos. He was among the seventeen individuals whose telephone communications were monitored through wiretapping.

Explanation: Morton Halperin was a staff member of the National Security Council whose telephone was wiretapped as part of the investigation into information leaks.

Explanation: Daniel Davidson, a staff member of the National Security Council, was identified by Alexander Haig as a leaker, which led to his departure from the NSC.

Explanation: William Safire, who served as a White House speechwriter, was among the individuals targeted by the wiretapping program.

Explanation: Henry Brandon, mentioned as being wiretapped, was a journalist associated with the London Sunday Times.

Explanation: J. Edgar Hoover, as Director of the FBI, was responsible for drafting and submitting the official wiretap requests, but these were submitted to Attorney General John N. Mitchell, not Henry Kissinger.

Explanation: J. Edgar Hoover, in his capacity as Director of the FBI, was tasked with drafting the official wiretap requests and subsequently submitting them to Attorney General John N. Mitchell.

Explanation: Contrary to the assertion, the wiretapping program did not ultimately uncover any serious leaks of classified information, despite its extensive scope and duration.

Explanation: The wiretapping effort did not ultimately uncover any serious leaks of classified information, despite its extensive application.

Explanation: In 1973, William Ruckelshaus, then serving as FBI Director, launched an official inquiry upon being alerted to the fact that wiretap records were missing from FBI files.

Explanation: The missing wiretap files were not found in Henry Kissinger's personal files. Instead, they were discovered within the White House files belonging to John Ehrlichman, who served as White House Counsel.

Explanation: The Senate Foreign Relations Committee investigated the Nixon wiretaps in a closed session during September 1973. The investigation into the missing records, however, was likely shared with the Senate Judiciary Committee during closed-door hearings related to impeachment proceedings.

Explanation: Alexander Haig did not refuse to provide testimony; he submitted sealed testimony about the wiretaps to a grand jury as part of the Watergate scandal investigation.

Explanation: The inquiry into the missing wiretap records involved interviewing approximately forty individuals, not over fifty, and resulted in a fifteen-page report after seven days.

Explanation: Information regarding the wiretaps gradually disseminated among National Security Council staff and those under surveillance. Ultimately, FBI Deputy Director Mark Felt divulged details to Time Magazine, thereby bringing the program to public attention.

Explanation: In 1973, the newly appointed FBI Director, William Ruckelshaus, was apprised of the disappearance of wiretap records from FBI archives, which initiated an official investigation.

Explanation: The inquiry initiated by William Ruckelshaus resulted in a fifteen-page report after seven days of interviews with approximately forty individuals.

Explanation: Time Magazine ultimately brought the Nixon wiretaps to widespread public attention after FBI Deputy Director Mark Felt disclosed information about the program to the publication.

Explanation: The inquiry into missing wiretap records likely connected to the broader political context of hearings concerning the potential impeachment of President Nixon, as part of the Watergate scandal investigation.

Explanation: During congressional hearings, Henry Kissinger initially denied his involvement in the wiretap program. However, he later admitted to his participation, as did John N. Mitchell, whose initials on pertinent documents were authenticated.

Explanation: While the wiretaps may have been considered legal, they were indeed controversial. Government actions perceived as infringing upon privacy often engender controversy, regardless of their legal standing.

Explanation: The Nixon administration did not believe the wiretaps were illegal; rather, they were considered controversial due to potential infringements on privacy. While kept secret from the public initially, the program was authorized under national security grounds, and later investigations involved Congress.

Explanation: John N. Mitchell's involvement was confirmed through laboratory analysis that verified the authenticity of his initials on the official paperwork related to the wiretap requests, despite his initial denial.

Explanation: The controversy surrounding the Nixon wiretaps stemmed from their perceived infringement upon privacy and civil liberties, even if they were likely legal. This perception generated significant public and congressional scrutiny.

Explanation: Alexander Haig's involvement in the Nixon wiretap incident contributed to controversy during his later appointment as Secretary of State, indicating the lasting repercussions of the program on his career.