As the Bulgarian communists were capable of assuming power without any aid , the Red Army commanders decided not to hurry with a seizure of the capital .
As of 9 September , the Red Army had not reached Sofia but remained in northeastern Bulgaria .
As the Bulgaria communists were capable of assuming power without any aid , the Red Army commanders decided not to hurry with a seizure of the capital .
As of 9 September , the Red Army had not reached Sofia but remained in northeastern Bulgaria .