Pirin Macedonia (region)
It covers an area of about 6,798 km2 which is 10.18% of the geographical region Macedonia. One of the regional centers is Blagoevgrad, also known as Gorna Dzumaya, the old name of the city. The region is bordering with Kyustendil Province and Sofia Province on the north, Pazardzhik Province and Smolyan Province on the east, Greece on the south and Republic of Macedonia on the west. The population is estimated around 325.000 people.
Socialist Republic of Macedonia
The Socialist Republic of Macedonia was the 4th largest constituent country of SFR Yugoslavia both by area and population. Within Yugoslavia, it had an internal border with the Socialist Republic of Serbia to the north and its subunit the Socialist Autonomous Province of Kosovo to the north-west and international borders with Greece to the south, the People's Republic of Bulgaria to the east and the People's Socialist Republic of Albania to the west.