(or Mordovia) autonomous republic of central USSR area 26,200 sq km/10,100 sq mi capital Saransk features river Sura on the E; forested in the W products sugar beet, grains, potatoes; sheep and dairy farming; timber, furniture, and textiles population (1986) 964,000 history Mordvinia was conquered by Russia during the 13th century. It was made an autonomous region 1930, and an Autonomous Soviet Socialist Republic 1934.