If democracy is derailed, we will be first to condemn and resist such [extra-constitutional] move, he said while addressing the ceremony of Lahore High Court Bar.
He said the unprecedented level of unity required today among rulers was never needed before.
Right from inception of this country we are not ready to tolerate each other. The same is practised in political field, he added.
The PPP leader said Pakistan was very much in trouble given the current security situation.
He said conspiracies were hatched to deprive Pakistan of nuclear assets.