The week of Oct. 29 — Petraeus is interviewed for a second time by the FBI. By this point he has acknowledged the affair to the FBI.
Oct. 31 — Cantor's chief of staff calls the FBI chief of staff to inform him of the tip. Cantor is assured soon after that the FBI is on top of any possible vulnerability.
Friday, Nov. 2 — The FBI conducts what Attorney General Eric Holder later calls "a very critical interview" with Broadwell that convinces the Justice Department it knows enough about the case to inform the White House. In its final interview with Broadwell, the FBI learns how many classified documents she received and that none of them came from Petraeus.
Tuesday, Nov. 6 — As Americans cast their ballots on Election Day, the Justice Department informs Director of National Intelligence James Clapper of the investigation. Clapper calls Petraeus and urges him to resign.
Wednesday, Nov. 7 — The White House is first notified about the affair involving Petraeus. The retired general turns 60.
Thursday, Nov. 8 — President Barack Obama, having returned from Chicago, is told of the affair. Petraeus meets with Obama at the White House and asks to resign.
Friday, Nov. 9 — Obama accepts Petraeus' resignation. News of the resignation breaks before Congress is briefed. Broadwell's husband emails guests to cancel her 40th birthday party, scheduled for that weekend. By the evening, Broadwell has been publicly identified.
Sunday, Nov. 11 — Lawmakers complain in televised interviews that the FBI didn't alert them sooner to the investigation. Kelley's identity is revealed by The Associated Press, and she issues a statement asking for privacy.
Monday, Nov. 12 — The FBI searches Broadwell's house in Charlotte, N.C., with her consent. As she has told them to expect, the agents find classified documents there. The Pentagon orders an investigation into the Allen matter.
Tuesday, Nov. 13 — Pentagon reveals that Allen is under internal investigation for thousands of "inappropriate communications" with Kelley over a two-year period, and puts on hold his nomination to be the next commander of U.S. European Command and the commander of NATO forces in Europe. Macdill Air Force Base revokes Kelley's access pass.
Wednesday, Nov. 14 — President Barack Obama says he has seen no evidence that national security was threatened by the scandal. FBI Director Robert Mueller and Acting CIA Director Michael Morell meet privately with top lawmakers on intelligence committees. Defense Secretary Leon Panetta, traveling abroad, says he's confident Allen can continue to lead. Broadwell's security clearance is suspended.
Thursday, Nov. 15 — Citing a string of ethical lapses by senior military officers, Panetta orders a review of ethics training. The CIA opens an "exploratory" investigation into Petraeus' general conduct. Petraeus says in a CNN interview that he never gave classified information to Broadwell. Questioning continues on Capitol Hill, with Petraeus set to testify Friday about Libya before the House Intelligence Committee.
Associated Press writers Adam Goldman, Pete Yost, Michael J. Sniffen, Kimberly Dozier, Eileen Sullivan, Donna Cassata and Robert Burns contributed to this report.