How does this speech demonstrate the connections between global events and civil rights during the late 1960s?

We also listened to a speech by Dr. Martin Luther King Jr. this week. This is a less well-known speech and covers his stance on the war. How did this speech differ from earlier speeches by Dr. King? Why do you believe that this speech is not typically included in the discussion of Dr. King’s Civil Rights work? How does this speech demonstrate the connections between global events and civil rights during the late 1960s?