article_snippet: Troops from Niger and Chad took back Boko Haram Boko Haram last week during a joint operation, security sources from both countries said.
article_snippet: Damasak is in Borno, one of several northern states inhabited by the Islamic militant group Boko Haram.
article_snippet: Boko Haram has terrorized Nigeria Nigeria regularly since 2009, attacking police, schools, churches, mosques and civilians.
article_snippet: Boko Haram has kidnapped students, including more than 200 schoolgirls who were abducted in April 2014 and remain missing.
article_snippet: The group, Boko Haram naming meaning "Western education is forbidden," has said Boko Haram aim is to impose a stricter form of Sharia law across Nigeria.
highlights_snippet: Troops retook the town of Damasak from Boko Haram .