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.
Geography of Croatia
Croatia's territory covers , making it the 127th largest country in the world. The physical geography of Croatia is defined by its location—it is described as a part of Southeast Europe Croatia borders Bosnia–Herzegovina (for 1,009.1 km) and Serbia (for 317.6 km) in the east, Slovenia for 667.8 km in the west, Hungary for 355.5 km in the north and Montenegro for 22.6 km and the Adriatic Sea in the south. It lies mostly between latitudes 42° and 47° N and longitudes 13° and 20° E. Part of the extreme south of Croatia is separated from the rest of the mainland by a short coastline strip around Neum belonging to Bosnia–Herzegovina.