Approximately 20-13 kya, human populations across Eurasia experienced the Last Ice Age.
Gauls never arrived in Macedonia or Balkan.
Romans don’t left genetic traces in Macedonia, nor in the Middle East.
There is no scientific evidence that Macedonia come under the control of the Bulgarians, Romans, Latin Crusaders, Serbs.
Population dynamics during and after Muslim (Turkish) invasion of the Balkans, substantially influenced the population structure of Ethnic Macedonia (in areas where is now Albania, Kosovo, Greece).