Original sentence: Before this, he served as Chancellor of the Exchequer in the Labour government from 1997 to 2007 under Tony Blair.During May-June 2009, pressure on Brown to stand down resurfaced due to a number of factors, including his Commons defeat over Gurkha immigration, expenses scandal and poor results in the English Local Elections on 5th of June 2009.His time as Prime Minister has been of mixed fortune, facing repercussions of the credit crunch and the associated nationalisation of Northern Rock, the 10p tax rate row, a costly political battle over 42 day detention and by-election defeats, notably Glasgow East
Edited sentence: Before this, he served as Chancellor of the Exchequer in the Labour government from 1997 to 2007 under Blair.Brown has also suffered as a result of investigations into improper party donation accusations, a costly political battle over 42 day detention and heavy by-election defeats, notably Glasgow East.During May-June 2009, pressure on Brown resurfaced due to a number of factors, including his Commons defeat over Gurkha immigration and the expenses scandal, causing Labour's poll levels to fall to record lows.He had been under pressure because of the elections and a spate of cabinet resignations.He said "I will not waver, I will not walk away".His time as Prime Minister has been of mixed fortune, facing repercussions of the credit crunch and the associated nationalisation of Northern Rock, the 10p tax rate row, rising oil and petrol prices, and increased inflation.On 5 June 2009, Brown made a statement to the press at 10 Downing Street in which he admitted that the English Local Elections of 2009 had been a painful defeat for Labour, but insisted that he and his new cabinet, which he unveiled, were the right team to take the UK through the challenges it faces