Protesters gather outside Donald Trump rally

Protesters gather outside Trump Chattanooga rally

Protesters gather outside Trump rally in Cape Girardeau, Missouri

Protesters wreak havoc outside Donald Trump rally in California

'Trump Is A Dictraitor': Protesters Gather Outside White House To Protest Sessions' Firing

Protesters gather outside Hong Kong government offices to rally against extradition bill

Protesters gather outside Hong Kong government offices to rally against extradition bill

Trump supporter and protesters argue outside Pensacola Trump rally

Anti-Trump protesters gather outside London's Trafalgar Square

Protesters gather for pro-Trump rallies

Protesters gather for pro-Trump rallies

Protesters for and against Trump gather ahead of Ohio rally

Trump protesters smash door, clash with police at Donald Trump rally

Protesters gather as Donald Trump arrives in Pittsburgh. #Pittsburgh #DonaldTrump #News #CNN @realDonaldTrump #FoxNews #ABC #NBC #CNBC

Protestors gather around Trump baby blimp outside Republican rally in Houston

Anti-Trump protesters rally outside capitol

Protesters Continue To Rally Against Trump Outside White House

Police arrest protesters outside Trump rally in Anaheim

"No wall, no shutdown!" Protesters rally outside White House as Trump makes TV address

Pro and anti-Trump protesters confront each other outside rally

Protesters rally outside White House as Trump makes TV address about 'humanitarian crisis'