It was the summer I graduated from secondary school, when Germans openly displayed their patriotism for the first time in decades. I had survived Germany’s inherently racist education system, passed the final exams with acceptable grades, become the first in my working-class immigrant family to qualify for university. In short: I was ready to celebrate. That summer of 2006 was surprisingly summery for Germany, so my classmates and I spent June organising outdoor parties, the last before we moved away to pursue our studies in other cities. But it was also the summer when Germany hosted the football World Cup...