Environmental issues have long faced our planet, but what did it finally take to set aside a day just for Earth?
The 504 Sit-in protest was a pivotal moment in the disability rights movement. The sit-in lasted 28 days and forced the signing of the 504 Regulations, which established protections against discrimination and paved the way for more inclusive workplaces.
In this History Rocks the 70's video, brought to you by the History Channel, learn about special investigator Archibald Cox's quest to investigate the Watergate cover-up. Nixon tries to get Cox fired several times. He asks Attorney General Elliot Richardson and Deputy Attorney General Ruckelshaus; both refuse and resign.