 Complete the following phrase:  In 1923 and 1924 during the apogee of interwar military activity according to IMRO statistics in the region of Yugoslav Vardar Macedonia operated 53 chetas armed bands, 36 of which penetrated from Bulgaria, 12 were local and 5 entered from Albania. The aggregate membership of the bands was 3245 komitas guerilla rebels led by 79 voivodas commanders, 54 subcommanders, 41 secretaries and 193 couriers. 119 fights and 73 terroristic acts were documented. Serbian casualties were 304 army and gendarmery officers, soldiers and paramilitary fighters, more than 1300 were wounded. IMRO lost 68 voivodas and komitas, hundreds were wounded. In the region of Greek Aegean Macedonia 24 chetas and 10 local reconnaissance detachments were active. The aggregate membership of the bands was 380 komitas led by 18 voivodas, 22 subcommanders, 11 secretaries and 25 couriers. 42 battles and 27 terrorist acts were performed. Greek casualties were 83 army officers, soldiers and paramilitary fighters, over 230 were wounded. IMRO lost 22 voivodas and komitas, 48 were wounded. Thousands of locals were repressed by the Yugoslav and Greek authorities on suspicions of contacts with the revolutionary movement. The population in Pirin Macedonia was organized in a mass peoples home guard. This militia was the only force, which resisted the Greek army when the Greek dictator, General Pangalos launched a 