Why has it been difficult for African nations to establish stable government ?

Despite the Trump administration’s announced December 2018 Africa strategy, a significant gap between the lofty blueprint and the concrete actions needed to turn it into reality remains. U.S. interests in the region are being increasingly undermined as China, Russia, and other powers move to fill the policy spaces left vacant by the United States and other Western nations. Admittedly, attention to what has crucial value for African publics may not be a typical priority in the crafting of U.S. foreign policy; however, attention to African preferences and policy priorities should be of heightened attention if the U.S. is serious about successfully countering the $10 billion Chinese soft power initiative and better competing with other global players.

Alright so, i got your question but not the rights listed below. can you tell me them? ( somebody don't delete this i'm just asking ; -; )