The Pakistani government has decided to drop corruption cases against former Prime Minister Benazir Bhutto, a government minister said on Tuesday.Self-exiled Bhutto is due to meet party colleagues in London on Wednesday to decide whether her party members will take part in a Presidential election on Saturday, when President Pervez Musharraf hopes to win a new term."The government has agreed to withdraw corruption cases against Benazir Bhutto," Minister for Railways Sheikh Rashid Ahmed said.