Until 20 years ago, Greece was largely considered a mono-ethnic, mono-cultural and monoreligious country-- a true ‘nation-state’. During the last two decades, however, Greece has become host to more than a million co-ethnic immigrants and foreigners accounting for more than 10% of the country’s total resident population. Albanians, Romanians, Bulgarians, Ukrainians and Georgians, who form the oldest and largest immigrant groups in Greece, contributed to the country’s cultural and linguistic diversity, while some of the more recently arrived groups, from Pakistan, Bangladesh and Afghanistan to its religious and racial diversity.