Few of us are educated in the horrors of the Indian Ocean African slave trade. There was almost no European involvement. Muslim raiders moved further & further inland to capture slaves. Countless died before arriving on the eastern coast.
Even if the Kenyan government pulled all its troops out of Somalia, terror group Al Shabab likely would still try its best to destabilize this country. Anthropologist Geoffrey Clarfield explains why
Understanding Modern African Horrors by Way of the Indian Ocean Slave Trade
A view of East Africa some may find disagreeable/disconcerting. Fundamental thesis region's troubles traceable to Indian Ocean slave trade problemmatic. But worth a read.
A fascinating historical explanation of the Kenya/Somali area and partial motivations for al Shabaab terrorist attacks in Kenya.