Bosnia (region)
Bosnia (/Босна; ) is the northern region of Bosnia and Herzegovina, encompassing roughly 81% of the country; the other eponymous region, the southern part, is Herzegovina. "Bosnia" is an informal term for the whole country.
Bosnia and Herzegovina–Serbia relations
Bosniaks are a recognized minority of Serbia. They are the fourth largest ethnic group, numbering 145,278 (2.02%) according to the 2011 census. The community is concentrated in the region of Sandžak in southwestern Serbia. Bosniaks are predominantly of Sunni Muslim faith.