Sources: BBC
The United States Department of Justice files papers in court documenting BP's "gross negligence and willful misconduct" over the April 2010 oil spill in the Gulf of Mexico. 2012-09-4
The British oil firm sells its interests in four Gulf of Mexico oil wells to Japanese firm Marubeni, in a wider cash-raising effort that aims to raise 30 billion dollars for compensations related to the oil spill. 2010-10-25
BP starts pumping cement into the Deepwater Horizon oil well in the Gulf of Mexico at the culmination of cleanup efforts for the Deepwater Horizon oil spill. 2010-09-17
Admiral Thad Allen, the man in charge of the US Government's efforts to clear up the Deepwater Horizon oil spill, has given clearance for BP to pour cement into its Gulf of Mexico oil well. 2010-08-4
It is revealed that BP chief executive Tony Hayward is negotiating his terms of exit after being negatively criticised by politicians in the United States over his handling of the Deepwater Horizon oil spill in the Gulf of Mexico. 2010-07-25
BP reports that no oil is leaking into the Gulf of Mexico from the Deepwater Horizon oil spill for the first time since it began in April. 2010-07-15
BP is set to remove the containment cap over the destroyed Deepwater Horizon oil well in the Gulf of Mexico, and replace it with a bigger cap. Oil and gas will spew unrestricted from the well for an estimated four to seven days until the new cap is in place. 2010-07-10
BP chief executive Tony Hayward hands over responsibility for cleaning up the Gulf of Mexico oil spill to senior executive Bob Dudley "effective immediately". 2010-06-23
Scientists are finding enormous oil plumes in the deep waters of the Gulf of Mexico, including one as large as 10 miles long, 3 miles wide and 300 feet thick in spots as fresh evidence that the leak from the broken undersea well could be substantially worse than estimates that the United States government and BP have given. 2010-05-16
BP sprays more chemicals into the main massive undersea oil leak in the Gulf of Mexico using a deep-sea robot in an attempt to thin the oil which is rushing up from the seabed at the rate of about 210,000 gallons (795,000 liters) per day. 2010-05-10