by the Greek government by denying permission to repair or rebuild old mosques or to build new mosques, by denying the right to choose the muftis (this chief religious officers), and by efforts to control the Turkish communities charitable foundations. According to another source, more than five new mosques are being built in the prefecture of Xanthi alone and 19 new mosques are being built in the prefecture of Rhodope alone, while in the same prefecture the number of mosques exceeds 160. Incidents According to a report by a local organization there have been frequent (six in 2010 and three in the first months of 2011) attacks against the private and public property of Turks in Western Thrace. Among the recent incidents are three in 2010 (in Kahveci, Kırmahalle, Popos and Ifestos at Komotini) where attackers desecrated Turkish cemeteries and broke tombstones. There were also attacks against mosques, Turkish associations and Turkish consulates, attackers used methods like throwing stones, molotov bombs and damaging buildings. Migration Diaspora Between 300,000 and 400,000 Turks have left Western Thrace since 1923; most of them immigrated to Turkey. Western Thrace Turks have also immigrated to Germany, the Netherlands, the United States, the United Kingdom, Australia, Austria and Italy. Thus, overall there are an estimated 1 million Turks whose roots are from Western Thrace. Europe It is estimated that there are between 25,000 and 40,000 Western Thrace Turks living in Western Europe. Germany There are some members of the Greek Muslim community among the some 350,000 Greeks living in Germany who are Turks or who espouse a Turkish identity. The majority of Turks immigrated from Western Thrace. In the 1960s and 1970s, the Thracian tobacco industry was affected by a severe crisis and many tobacco growers lost their income. This resulted in many Turks leaving their homes and immigrating to Germany with estimates suggesting that today there are now between 12,000 and 25,000 residing in Germany. Netherlands A minority of Western Thrace Turks can be found in the Netherlands, especially in the Randstad region; after Germany, the Netherlands is the most popular destination for Turkish immigrants. United Kingdom There are an estimated 600–700 Western Thrace Turks living in London although this does not include those who are British-born. The total number living outside London is unknown. However even their small number, Western Thrace Turks in the UK have their own community (Association of Western Thrace Turks