Related Clues:

• Cause of some arrests
• Certain protest
• One way to protest
• Substitute (for)
• Impassive protest
• Occupation not much seen nowadays?
• Protest strategy
• '60s demonstration
• Protest of a sort
• March alternative
• Take a stand without standing
• Protest tactic
• 1960s protest
• Type of protest
• Silent protest of a sort