During the 1980s, over 500 members of this ethnicity were taken to the Belene Island concentration camp.
Repression of this ethnic group prompted the creation of the Movement for Rights and Freedoms party, which was excluded from round table discussions in 1990, a year after several thousand of them migrated in the so-called "Big Excursion." During the 1980s, over 500 members of this ethnicity were taken to the Belene Island concentration camp. As part of brutal assimilation policies called the "Process of Rebirth," members of this ethnic group were forced to Slavicize their surnames from 1984 to 1989 by a (*) Communist government. This was the largest of the groups that migrated east as a result of a Fridtjof Nansen organized agreement created at the 1923 Conference of Lausanne. Todor Zhivkov's government heavily persecuted this ethnic group in Bulgaria. For 10 points, identify this ethnic group, many of whose members migrated from Greece after the collapse of the Ottoman Empire.
Repression of this ethnic group prompted the creation of the Movement for Rights and Freedoms party, which was excluded from round table discussions in 1990, a year after several thousand of them migrated in the so-called "Big Excursion."
Turks [prompt on Bulgarian Muslims or Greek Muslims or similar] 