Berlin residents Mareike Geiling (left) and her boyfriend, Jonas Kakoschke, speak with their roommate, a Muslim refugee from Mali. Geiling and Kokoschke helped launch a website that matches Germans willing to share their homes with new arrivals. Soraya Sarhaddi Nelson/NPR hide caption

itoggle caption Soraya Sarhaddi Nelson/NPR

Earlier this month, Dr. Sadiqu al-Mousllie, accompanied by his family and a few members of their mosque, stood in downtown Braunschweig, Germany, and held up signs that read: "I am a Moslem. What would you like to know?" in an effort to promote dialogue between Muslims and non-Muslims. Courtesy of Sarah Mousllie hide caption

itoggle caption Courtesy of Sarah Mousllie

Jack Mandelbaum, a Holocaust survivor from the Polish city of Gdynia, poses in front of a photograph showing him as a youth. Tobias Schwarz/AFP/Getty Images hide caption

itoggle caption Tobias Schwarz/AFP/Getty Images

The warden's barracks at a satellite camp of the Buchenwald concentration camp in Schwerte, Germany, on Jan. 13. According to media reports, the city has proposed housing around 20 refugees in buildings at the camp. The move has drawn protests in Germany. Bernd Thissen/DPA/Landov hide caption

itoggle caption Bernd Thissen/DPA/Landov

Klaus Iohannis was an underdog who was the surprise winner of Romania's presidential runoff election last month. He was sworn into office on Dec. 21 with a promise to crackdown on corruption, a chronic problem in Romania. Gabriel Amza for NPR hide caption

itoggle caption Gabriel Amza for NPR