Why did they kill Robert Kennedy?

Senator Robert Kennedy is shot at the Ambassador Hotel in Los Angeles after winning the California presidential primary. Immediately after he ... He died a day later. The summer of 1968 was a tempestuous time in American history. Both the Vietnam War and the anti-war movement were peaking. Martin Luther King Jr. read more

The fact is that Sirhan Sirhan did not kill Robert Kennedy. Someone else did and that makes it a conspiracy. I am mentioning this because looking at other answers, there seems to be profound confusion about this fact. read more

In 1968, Robert Kennedy seemed likely to follow his brother, John, into the White House. Then, on June 6, he was assassinated - apparently by a lone gunman. read more