BP ( BP.L ) slumped to its worst annual loss in over 20 years in 2015, the British oil and gas company announced on Tuesday, and said it would cut thousands more jobs in the face of a deep rout in oil prices. The company, which is still grappling with the huge costs from the deadly 2010 Gulf of Mexico oil spill, said it would cut 7,000 jobs by 2017, nearly 9 percent of its workforce. BP shares fell on the news, dropping by around 7 percent in London to lead losers on the pan-European FTSEurofirst 300 index .FTEU3 . BP maintained its dividend at 10 cents per share but the weak results and outlook are bound to pile pressure on the company which has had to increase borrowing. It reported a 2015 loss of […]