The students had earlier blocked traffic in Slavija Square with garbage containers, but police removed them with no conflict.
But the government earlier blocked all commercial traffic, including basic foods and fuel, a policy of collective punishment outlawed by international law.
Senate Republicans, who earlier blocked a conference committee on the bill, are now furious about how it shaped up, calling it "partisan".
Around 1,000 Ulster loyalist demonstrators had earlier blocked traffic in central Belfast at proposed moves to remove the union flag from on top of the city hall.
The Presidency Council, which had earlier blocked the execution because of the case's legal complications, consists of Mr. Mahdi, a Shiite; Vice President Tariq al-Hashemi, a Sunni; and President Jalal Talabani, a Kurd.
The Friday before issuing the order, in what looked like an attempt to cheer up Republicans about their health-care defeat, Trump granted a permit for the completion of the Keystone XL Pipeline, which the Army Corps of Engineers had earlier blocked.
Russia earlier blocked a UN "declaration of alarm" on Qusair.
Turkish troops had earlier blocked them from crossing, triggering angry protests from Turkish Kurds.
The measures were pushed through in a matter of minutes when lawmakers simply raised their hands, despite the protests of opposition deputies who had earlier blocked the speaker's platform to try to disrupt the voting.
Joining Zhu were Yang Xianzu, the chairman of China Unicom, the country's second-largest mobile-phone operator; and Wu Jichuan, the minister in charge of telecommunications, who had earlier blocked the development of CDMA in China.
