Over the weekend, Al-Shabaab forces left Kismayo, a port city in Southern Somalia and key financing hub for the terrorist group. Prior reports issued by the UN Monitoring Group for Somalia and Eritrea described an elaborate taxation system, extortion and protection racket maintained by the group in Kismayo that provided them with a tremendous amount of revenue for operating expenses. Al-Shabaab was purportedly able to generate more than $35 million annually from taxing businesses involved in the sugar and charcoal trade and drew importers and exporters to the port city by offering tax breaks to sympathizers.
Kenyan Defense Forces, operating under the African Union Mission in Somalia (AMISOM), used unmanned aerial drones to gather intelligence and carry out the attacks. Read more from the BBC and on Twitter.