Jules (Pacific University, USA) Boykoff 
The Suppression of Dissent [PDF ebook] 
How the State and Mass Media Squelch USAmerican Social Movements

Despite longstanding traditions of tolerance, inclusion, and democracy in the United States, dissident citizens and social movements have experienced significant and sustained – although often subtle and difficult-to observe – suppression in this country. Using mechanism-based social-movement theory, this book explores a wide range of twentieth century episodes of contention, involving such groups as mid-century communists, the Black Panther Party, the American Indian Movement, and the modern-day globalization movement.