State of Katanga Secession under Moïse Tshombe (1960–1963)

1. Congo gains independence; crisis erupts

   Jun 30, 1960Labels: Republic of, Belgium

   • Britannica Congo
   • UNSC 143

2. Tshombe declares Katanga independent

   Jul 11, 1960Labels: Mo se, State of

   • Britannica Congo
   • Britannica Tshombe

3. UN authorizes intervention and peacekeeping mission

   Jul 14, 1960Labels: United Nations, ONUC

   • UN Library
   • UNSC 143

4. UN backs entry into Katanga province

   Aug 9, 1960Labels: United Nations, Katanga

   • UNSC 146
   • UNSC 146

5. UN escalates Congo debate to General Assembly

   Sep 17, 1960Labels: United Nations, UN Security

   • UNSC 157
   • UN Meetings

6. Lumumba killed after transfer to Katanga

   Jan 17, 1961Labels: Patrice Lumumba, lisabethville

   • US FRUS
   • UNSC 161

7. UN authorizes stronger measures after Lumumba’s death

   Feb 21, 1961Labels: United Nations, UNSC

   • UNSC 161
   • UNSC 161

8. UN launches Operation Rum Punch in Katanga

   Aug 28, 1961Labels: Operation Rum, ONUC

   • Rum Punch
   • ONUC

9. Operation Morthor triggers major UN–Katanga fighting

   Sep 13, 1961Labels: Operation Morthor, ONUC

   • ONUC
   • Morthor account

10. Dag Hammarskjöld dies during peace mission

    Sep 18, 1961Labels: Dag Hammarskj, Ndola crash

    • UN Memorial
    • Ndola crash

11. UN Security Council condemns Katanga secession

    Nov 24, 1961Labels: United Nations, Katanga

    • UNSC 169
    • UNSC 169

12. UN offensive Operation Unokat pressures Tshombe

    Dec 5, 1961Labels: Operation Unokat, ONUC

    • Unokat
    • ONUC

13. Tshombe signs Kitona Declaration on reintegration

    Dec 21, 1961Labels: Kitona Declaration, Mo se

    • Grandslam bg
    • Britannica Tshombe

14. Operation Grandslam defeats Katangese forces

    Dec 28, 1962Labels: Operation Grandslam, ONUC

    • Grandslam
    • Britannica Tshombe

15. Tshombe declares Katanga secession ended

    Jan 15, 1963Labels: Mo se, Katanga secession

    • Grandslam
    • Britannica Tshombe

16. Formal surrender ends State of Katanga

    Jan 17, 1963Labels: Formal surrender, United Nations

    • Grandslam
    • Britannica Tshombe