Picture taken on November 27, 2005 shows German Chancellor Angela Merkel (L) talking with then Turkish Prime Minister Recep Tayyip Erdogan during a bilateral meeting on the sidelines of the Euromed summit in Barcelona. – Turkish President Recep Tayyip Erdogan will pay a state visit to Germany from September 27 to 29, 2018, as the two countries seek to rebuild ties after a series of sharp spats but the controversial trip is likely to be overshadowed by protests. (Photo by PHILIPPE DESMAZES / AFP) / ALTERNATIVE CROP