Former Congress presidents Sonia Gandhi and Rahul Gandhi along with incumbent party chief Mallikarjun Kharge will address a rally in Maharashtra's Nagpur city on December 28, on the occasion of the grand old party's foundation day, a senior leader said on Friday.

A meeting of senior Congress leaders in Maharashtra is currently underway here in the presence of All India Congress Committee (AICC) general secretary (organisation) K C Venugopal and senior leader Mukul Wasnik.