Panorama visits Cleveland, on verge of race riots, to ask civil rights leader Martin Luther King whether his non-violent movement was now losing ground to its more militant counterpart.
In aftermath of Israel's victory in Six Day War, Panorama reports on complexity and tensions of life for differing religions living in Israeli-controlled east Jerusalem.
Panorama looks at Vietnam War. Includes an investigation into attitudes of US citizens to war and coverage of Sennator Robert Kennedy's speech expressing his concerns.