Welcome to Foreign Policy ’s Africa Brief. The highlights this week: Ethiopia’s push for maritime access sparks renewed tensions with Eritrea , the military stages a coup in Guinea-Bissau , and Nigerians of all faiths face escalating violence . Sign up to receive Africa Brief in your inbox every Wednesday. Sign up to receive Africa Brief in your inbox every Wednesday. Sign Up By submitting your email, you agree to the Privacy Policy and Terms of Use and to receive email correspondence from us.