As Americans take to the streets in record numbers to resist the presidency of Donald Trump, L.A. Kauffman's timely, trenchant history of protest offers unique insights into how past movements have won victories in times of crisis and backlash and how they can be most effective today.

This deeply researched account, twenty-five years in the making, traces the evolution of disruptive protest since the Sixties to tell a larger story about the reshaping of the...