s ▁nom ination ▁as ▁Prime ▁Minister ▁was ▁accepted ▁on ▁ 2 9 ▁November ▁ 1 9 4 5 , ▁the ▁Social ist ▁Federal ▁Republic ▁of ▁Y ug oslav ia ▁was ▁declared , ▁with ▁its ▁constitution ▁coming ▁into ▁force ▁in ▁ 1 9 4 6 . ▁As ▁a ▁result , ▁Mac ed onia ▁changed ▁its ▁name ▁to ▁the ▁People ' s ▁Republic ▁of ▁Mac ed onia ▁and ▁was ▁incorpor ated ▁as ▁a ▁constitu ent ▁republic ▁in ▁the ▁Y ug oslav ▁Federation . ▁ ▁However , ▁some ▁people ▁were ▁against ▁the ▁feder ation ▁and ▁demanded ▁greater ▁independence ▁from ▁the ▁federal ▁authorities , ▁leading ▁to ▁their ▁per sec ution . ▁One ▁of ▁the ▁notable ▁vict ims ▁of ▁these ▁p urg es ▁was ▁the ▁first ▁president , ▁Met od ija ▁And on ov ▁- ▁Č ento . ▁To ▁w ipe ▁out ▁the ▁rem n ants ▁of ▁Bulgar oph ile ▁sent iments , ▁even ▁though ▁they ▁were ▁weak , ▁the ▁Mac ed oni ans ▁continued ▁a ▁process ▁of ▁Mac ed on isation ▁and ▁nation - building , ▁a ▁process ▁started ▁in ▁the ▁ 1 9 th ▁century . ▁People ▁with ▁various ▁degrees ▁of ▁alleg edly ▁being ▁pro - B ul gar ian ▁( in ▁the ▁most ▁cases ▁they ▁were ▁pro ▁Mac ed onian ▁Independ ence / b igger ▁auth onomy ▁of ▁the ▁Mac ed onian ▁Republic ) ▁orientation ▁were ▁p urg ed ▁from ▁their ▁positions , ▁then ▁isolated , ▁arrested ▁and ▁imprison ed ▁on ▁fabric ated ▁charges . ▁In ▁many ▁cases ▁they ▁were ▁executed ▁en ▁mas se ,