PM will force opponents within party to back him or vote against the reforms

A crunch vote on the government's new welfare legislation - seen as a test of strength for the PM - has been slated for July 1.

Whips have even tried to recruit popular Labour MPs to convince their colleagues to back the measures in a bid to stave off the rebellion

Ministers mount charm offensive amid fears of Government defeat on cuts

PM will force opponents within party to back him or vote against the reforms