Following is the chronology of events in the Volcker controversy which led to Natwar Singh's removal from the Council of Ministers.
Oct 27: Paul Volcker committee releases investigation report on alleged kick back in UN's oil-for-food programme in Iraq during Saddam Hussein's regime
Oct 29: Natwar Singh and Congress' name figure as a "non-contractual beneficiary" in the list. Natwar and Congress deny charges.
Oct 30: Prime Minister Manmohan Singh gives clean chit to Natwar Singh. UPA constituent CPI-M demands proper probe into allegations.
Nov 2: Allegations surface against Natwar's son and Congress MLA Jagat Singh and his friend Andaleep Sehgal in connection with the alleged payoffs controversy. Jagat Singh refuses allegations.
Nov 3: Masefield AG Co deny any connection with Natwar and Jagat Singh.
Nov 4: Pressure mounts on government vis-a-vis Natwar. Government begins hectic consultations to find a way out.
Nov 4: Volcker breaks silence; says everyone named in report notified.
Nov 5: Government asks India's Permanent Representative to the UN Nirupam Sen to meet UN Secretary General Kofi Annan and Paul Volcker to find out truth.
Nov 6: PM holds talks with Sonia Gandhi. Natwar meets Manmohan Singh.
Nov 6: Government appoints a special envoy to collect materials on the allegations made in the Volcker Committee report.
Nov 7: Government orders judicial probe.
Nov 7: NDA leaders meet President APJ Abdul Kalam; seek Natwar's removal.
Nov 7: Natwar meets Prime Minister. Natwar Singh made Minister without portfolio.
Nov 7: Former Chief Justice RS Pathak to head probe panel allegations against Natwar in Volcker Report.
Nov 10: Andaleeb Sehgal quizzed by ED.
Nov 11: Union cabinet approves setting up of Inquiry Authority into Volcker Committee allegations.
Nov 18: Former Indian diplomat Virender Dayal to probe Volcker report.
Dec 2: India's former envoy to Croatia Aniel Mathrani says Natwar, son in Iraq pay-offs. His remarks rock Parliament.
Dec 2: Natwar threatens legal action against Matherani.
Dec 3: Natwar meets PM; says he will not resign.
Dec 6: Natwar resigns from cabinet.
Dec 15: ED questions Jagat Singh.
Feb 17: Natwar Singh questioned by the ED.
Feb 18: Natwar Singh questioned by the ED.
Mar 20: Justice Pathak Committee serves notices on Natwar.
Apr 27: Natwar blasts Congress on Volcker.
May 23: No business links with Jagat: Andaleeb
June 8: UPA wants to fix me, Jagat: Natwar
Aug 3: Pathak Inquiry Authority indicts Natwar and Jagat for helping persons close to them bag Three Iraqi oil contracts.
Aug 7: The 87-page Pathak report tabled in Parliament.
Aug 8: Natwar Singh suspended from Congress; Asked to reply within two weeks to a show cause notice issued by the party.
Aug 9: Natwar attacks Prime Minister Manmohan Singh. Terms him a "weak" Prime Minister.
Aug 10: Natwar holds press conference. Terms PM weak again but is soft on Congress President Sonia Gandhi.
Aug 21: Natwar removed from Editorial board of Congress Magazine "Sandesh"
Aug 22: Natwar replies to Congress notice.
Sep 2: Enforcement Directorate issues notices to Natwar, Jagat and 4 others.