Kingdom of Luba [SEP] dissolved or abolished
Kingdom of Luba
The Kingdom of Luba or Luba Empire (1585–1889) was a pre-colonial Central African state that arose in the marshy grasslands of the Upemba Depression in what is now southern Democratic Republic of Congo.
Origins and foundation.
Archaeological research shows that the Upemba depression had been occupied continuously since at least the 5th century AD. By the 6th century, fishing people lived on lakeshores, worked iron, and traded palm oil. Soon they began trading dried fish to the inhabitants of the adjacent forest regions
Kazembe
Kazembe is a traditional kingdom in modern-day Zambia,
Southeastern Congo. 
For more than 250 years, Kazembe has been an influential kingdom or chieftainship of the Kiluba-Chibemba, speaking the Swahili language (a Bantu language with Arabic superstratum) or the language of the Eastern Luba-Lunda people of south-central Africa (also known as the Luba, Luunda, Eastern Luba-Lunda, and Luba-Lunda-Kazembe). Its position on trade routes in a well-watered, relatively fertile