 In the next years Bulgarian Communist Party slowly reverted to the view that the Macedonian nation and language did not exist before 1945 and thus are non-existing in general.As result the Yugoslav government submitted in the early 1950s a memorandum to the UN, where the population in Bulgarian Macedonia was declared a "Yugoslav Macedonian minority", persecuted and terrorized by the authorities in Sofia.A lot of old IMRO revolutionaries as Georgi Pophristov, Dimitar Zaneshev, Lazar Tomov, Alexandra Hadzhidimova, Vasil Chekalarov 's wife Olga Chekalarova, Andon Kyoseto etc.