A series of bombings allegedly carried out by Boko Haram in northeastern Nigeria during the final weekend of May, just as newly elected President Muhammadu Buhari was being sworn into office, were a grim reminder of the pressing security challenge the jihadi group still poses to Nigeria and its neighbors. Yet the attacks should not obscure the magnitude of Boko Haram’s recent defeats. Over the course of a few months, Boko Haram has reportedly lost nearly all of the over 18,000 square miles in northeastern Nigeria that it controlled in early January 2015. While reliable data on Boko Haram casualties […]