December 15, 1967: Eleven East and Central African Heads of State meet in Kampala, Uganda, for a summit conference a continuation of two previous meetings “on the important subject of good neighbourly relations” under the chairmanship of President Julius Nyerere of Tanzania. Here from left, Presidents Grégoire Kayibanda of Rwanda, Jomo Kenyatta of Kenya and Kenneth Kaunda of Zambia are seen seated at the round table in the conference hall.