Law enforcement officers in riot gear massed by the hundreds on the campus of the University of California at Los Angeles after darkness fell on Wednesday in preparation to clear out a pro-Palestinian protest camp attacked the night before by pro-Israel supporters.

In this conversation with politics editor Sarah Wildman, the Times Opinion columnist David French argues that while free speech needs to be upheld and even encouraged on campuses, there’s a line between civil disobedience and lawlessness, and universities need to clearly articulate where that line is.