Pilibhit (UP), Apr 12 (UNI) Samajwadi Party (SP) President Akhilesh Yadav on Friday accused the Bharatiya Janata Party (BJP) government of promoting corruption and weakening the Constitution. Addressing an election rally in favour of party candidate Bhagwat Saran Gangwar at Pilbhit, Akhilesh said its defeat on 400 seats is certain as the ruling party has