The notion of a subcontinent is based on the fact that this region rests on a tectonic plate of its own, separate from the rest of Asia.
... 1,640.9/km² (4,169.6/mi²). The racial makeup of the village is 98.55% White, 0.00% African American, 0.00% Native American, 1.45% Asian, 0.00% Pacific Islander, ...