On September 19, local time, the Immigration and Customs Enforcement (ICE) said more than 400 people had been arrested in the Chicago area less than two weeks since the launch of Operation Midway Blitz.
On the same day, the U.S. Immigration and Customs Enforcement Office clashed with protesters outside the Broadway detention centre in the western suburbs of Chicago and threw tear gas at the crowd, with on-site videos showing protesters dispersing rapidly after being exposed to chemical stimuli.
It is that the U.S. government is pushing to increase immigration law enforcement efforts in major U.S. cities, "Midway Action" is another large-scale law enforcement after Los Angeles, Washington, D.C., the related initiative has sparked strong foreign controversy on immigration policy. Critics accuse the law of excessive use of force, mistaken capture of U.S. citizens and other issues, but Trump's supporters believe this move fulfilled the promise of mass deportation of immigrants.