Southern Dobruja

Map of Bulgaria and Romania with Southern Dobrudja or Cadrilater highlighted in yellow. Northern Dobruja is highlighted in orange.

Southern Dobruja, South Dobruja or Quadrilateral (Bulgarian: Южна Добруджа, romanized: Yuzhna Dobrudzha or simply Добруджа, Dobrudzha; Romanian: Dobrogea de Sud, Cadrilater or Dobrogea Nouă) is an area of north-eastern Bulgaria comprising Dobrich and Silistra provinces, part of the historical region of Dobruja. It has an area of 7,412 square km^[1] and a population of 358,000. It was a part of the Kingdom of Romania de jure from 1913 to 1918 (de facto from 1913 to 1916) and again from 1919 to 1940.

^ Keith Hitchins, Clarendon Press, 1994, Rumania, 1866-1947, p. 448

[1] Keith Hitchins, Clarendon Press, 1994, Rumania, 1866-1947, p. 448

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