According to a statement issued by Bilawal House Media Cell, the PPP chairman said in his message that Zia was a culprit of the Constitution and of the Pakistani nation.
The field, known as Arash in Iran and Dorra in Kuwait and Saudi Arabia, falls under "joint ownership between the Kingdom of Saudi Arabia and the State of Kuwait, and they alone have full rights", the official Saudi Press Agency reported, citing a foreign ministry source.
The powder was found by Secret Service agents in a publicly accessible area of the West Wing on Sunday around 8:45 pm local time, prompting the evacuation of the complex for a brief moment.
The prime minister appealed to the nation, including all the political parties, to participate in the protest to convey a united message to the mischievous minds.