Pedestrians in the eastern Turkish city of Van walk past a billboard celebrating the spring festival of Nowruz, with writing in Turkish and Kurdish reading "Real democracy or nothing!" Since the latter part of 2010, Kurdish politicians and activists have aggressively promoted Kurdish in public settings, challenging its status as a restricted, once-shunned language, and alarming Turks who view the campaign as a threat to national unity and a harbinger of bolder demands for regional autonomy. (Associated Press)