“The Day the ’60s Died” recounts the events of May 1970, a month marked by the tragic shooting of four students at Kent State University. The chaos that ensued is often regarded as the most polarizing episode in American history since the Civil War. The documentary transports viewers to that tumultuous spring, spanning from college campuses to the Cambodian jungles, and into the Nixon White House, offering a comprehensive look at the era 45 years later.