A few weeks ago, a new school subject was introduced in the German state of North Rhine-Westphalia: Islamic religious education. The new subject is a provisional arrangement and is not uncontroversial. By Ellen HoffersMore
The Hagia Sophia in Istanbul has become a bone of contention. Since it was secularised in 1935, it has been a museum. Now Turkish nationalists want to turn it back into a mosque - while the Patriarch of Constantinople wants to use it as a church again. A photo essay by Klaus Dahmann.