PPP Lahore President Haji Aziz-ur-Rehman Chan presided over the seminar while PPP Punjab President Qamar Zaman Kaira was the chief guest.
The speakers appreciated the role and sacrifices of ZAB for democracy and struggle against dictatorship.
They also paid homage to ZAB for his efforts to gather Muslim leadership in Pakistan and his contribution to the entire Ummah.
Several PPP workers and leaders attended the seminar.