On March 7, 1965 around 600 people crossed the Edmund Pettus Bridge in an attempt to begin the Selma to Montgomery march. State troopers violently attacked the peaceful demonstrators in an attempt to stop the march for voting rights. Subscribe for more exclusive BIO content: bit.ly/1avbyjK Learn more about famous African-American figures who broke down barriers in our Black History playlist: bit.ly/1afQsr2 Find out what else happened during the Civil Rights Movement: bit.ly/1cSUpyi Check out more bios and full episodes: bit.ly/1ebOUOC Like the official Biography Channel Facebook page: on.fb.me/1g3yj3U Follow Biography Channel on Twitter: bit.ly/1ar0RNv Check out exclusive content on Google+: bit.ly/163BpLz Don't miss out on great merchandise: bit.ly/GIrftp