A rioter with a Molotov cocktail in his hands is not fighting for civil rights any more than a Klansman with a sheet on his back and a mask on his face. They are both more or less what the law declares them: lawbreakers, destroyers of constitutional rights and liberties, and ultimately destroyers of a free America.
Lyndon B. Johnson (1908-1973) American politician, educator, US President (1963-69)
Speech (1965-08-20), White House Conference on Equal Employment Opportunity, Washington, D.C.
(Source)
Discussing the Watts Riots in Los Angeles (11-16 August).