BERLIN, GERMANY - DECEMBER 30: German Chancellor Angela Merkel records her televised new year's address at the Chancellery on December 30, 2015 in Berlin, Germany. Integration of the over one million migrants and refugees who came to Germany in 2015 will be among Germany's biggest challenges in 2016. Other major issues will include the fight against Islamist terror both at home and through Germany's participation in the coalition-led war against the Islamic State.  (Photo by Ukas Michael - Pool/Getty Images)