Abiy Ahmed's ascension to office in Ethiopia is only the latest development in an attenuated transition process that began with the death of Meles Zenawi in 2012.

Last week’s gruesome murder of Deborah Yakubu, a home economics sophomore at the Shehu Shagari College of Education, Sokoto, comes at a time of escalating social and economic tension in Nigeria, and will most certainly raise the political stakes as the country enters electioneering season in preparation for next year’s presidential election.

Patricia Kim is the Stanton Nuclear Security Fellow at the Council on Foreign Relations. Despite President Trump’s threats to destroy North Korea if necessary, and recent steps by Beijing to reduc…