Timeline: The Criminal Investigation
Updated Tuesday, July 3, 2007; 10:43 a.m.
Sept. 26: The Justice Department authorized the FBI to open a criminal investigation into alleged leaks of Valerie Plame's covert identity.
Early 2004: Several White House officials were questioned or appeared before the grand jury, including President Bush, Vice President Cheney, Chief of Staff Andrew H. Card Jr., national security adviser Stephen J. Hadley, assistant to the president Dan Bartlett, former press secretary Ari Fleischer and adviser Karen Hughes.
March 5 and 24: Libby testified under oath before the grand jury. According to the indictment, Libby committed perjury during testimony.
May 21: A grand jury subpoenaed reporter Matthew Cooper and Time magazine. Time said it would fight the subpoena.
Aug. 9: Thomas Hogan, U.S. District chief judge, rejected claims that the First Amendment protected reporters from testifying in the investigation and found Cooper in contempt of court. Time appealed the ruling.
Aug. 12: The grand jury subpoenad repoter Judith Miller, who gathered material for a story but never wrote one. The New York Times said it would fight the subpoena.
Aug. 24: Cooper agreed to a deposition after Libby released him from a confidentiality pledge.
Sept. 13: The grand jury issued a subpoena to Cooper seeking additional information relating to the case. Cooper and Time moved to quash the subpoena.
Oct. 7: Miller held in contempt.
Oct. 13: Cooper and Time held in contempt.
Feb. 15: An appeals court ruled against Miller and Cooper. Time and the New York Times appealed to the Supreme Court.
June 27: The Supreme Court refused to intervene.
July 1: Time magazine agreed to comply with a court order to turn over Cooper's notes and e-mail. Cooper and Miller still refused to testify.
July 6: A federal judge ordered Miller to the Alexandria jail. Cooper agreed to cooperate and was spared jail time.
July 13: Cooper testified before the grand jury.
Sept. 29: Miller was released from jail after agreeing to testify. She said Libby had "voluntarily and personally released me from my promise of confidentiality."
Sept. 30: Miller testified, breaking her silence in the investigation.
Oct. 14: Rove made his fourth appearance before the grand jury.
Oct. 28: The grand jury indicted Libby on charges of obstruction of justice, false statements and perjury.
Nov. 14: Post editor Bob Woodward testified that, contrary to Fitzgerald's public statements, a senior government official -- not Libby -- was the first Bush administration official to tell a reporter about Plame and her role at the CIA.
Dec. 7: Prosecutor Robert Fitzgerald begins presenting evidence before a new grand jury regarding possible criminal charges against senior White House adviser Karl Rove.
Dec. 14: Columnist Robert Novak suggests that he is certain President Bush knows the identity of the mystery administration source who first revealed Plame's identity to the media.
Jan. 20: Libby's attorneys say that they plan to subpoena several journalists and news organizations to obtain their notes and other information they consider useful in defending their client from perjury charges.
Feb. 25: U.S. District Judge Reggie B. Walton says Libby is not entitled to know the identity of an anonymous administration official who revealed information about CIA operative Valerie Plame to two journalists.
March 14: Vanity Fair reports that former Washington Post executive editor Ben Bradlee says it is reasonable to assume former State Department official Richard L. Armitage is the likely source who revealed CIA operative Valerie Plame's name to Bob Woodward.
April 6: Court papers filed by prosecutors suggest Libby told prosecutors that Vice President Cheney informed him that President Bush authorized the leak of sensitive intelligence information about Iraq in the summer of 2003. That information, the documents say, was related to pre-Iraq war intelligence estimates about the Hussein regime's possession of unconventional weapons.
April 26: Karl Rove testifies before the grand jury for a fifth time. Rove for the first time partly waived his attorney-client privilege to detail conversations he had with his attorney, Robert Luskin, about the leak and his knowledge of it.
June 13: Fitzgerald tells Rove that he does not expect to seek charges against him in connection with the CIA leak case, according to Rove's lawyer.
July 13: Plame sues Cheney, Rove and Libby, accusing them and other White House officials of conspiring to destroy her career.
Jan. 16: Libby's trial begins, with U.S. District Judge Reggie B. Walton presiding.
Jan. 30: Former New York Times reporter Judith Miller, who spent 85 days in jail trying to avoid disclosing the details of her conversations to Fitzgerald, testified that Libby told her in a confidential conversation on June 23, 2003, that the wife of a prominent critic of the Iraq war worked at the CIA. Libby had told investigators he believed he first learned that information from another journalist nearly three weeks later.
Feb. 12: Six journalists testified that Libby never mentioned an undercover CIA officer to them. Some said they learned about her identity from other administration sources.
Feb. 26: A juror is dismissed after disclosing that she had come in contact with information about the case.
March 6: Libby is found guilty of lying about his role in the leak of an undercover CIA officer's identity, two counts of perjury, one count of making false statements and one count of obstruction of justice. He is acquitted of a single count of lying to the FBI.
June 5: Libby is sentenced by Judge Reggie B. Walton to 30 months in jail and ordered to pay a fine of $250,000. Prior to sentencing, Libby appealed for leniency. Walton scheduled a hearing for June 14 to consider whether to allow Libby to remain free pending appeal.
July 2: President Bush commutes Libby's sentence, after a federal appeals court had refused to let Libby remain free while he appealed his conviction for lying to federal investigators.
Dec. 10: Libby files a motion in U.S. District Court in Washington to dismiss the appeal.