Throughout history, protests have been used as a means for people to raise their voices against systems that oppress and corrupt. When those in power refuse to listen, it's often the only way for citizens to begin the process of change. Not all protests end well or fulfill their purpose, but even those that ended in bloodshed have influenced lasting societal change for future generations.
Some protests are famous for achieving monumental social and political change, while others are remembered for their chaos and violence and would be more appropriately considered riots. Click through this gallery to learn more about the most remarkable protests and riots in history.