One only needs to examine the following mainstream articles below to find out that the part of Macedonia that today constitutes Greek Macedonia has been inhabited by ethnic Greeks in the beginning of the 20th century. That's why the Greeks fought a prolonged, hard, bloody and for many years undercover war to liberate Macedonia from both the Turkish and Bulgarian rule:
New York Times article: Published APRIL 17, 1897
http://query.nytimes.com/mem/archive-fr ... 94669ED7CF