 In 1929, oil was discovered in the Kama River basin and its production began in 1932 in Bashkortostan.During World War II (1941–45) Ural became the industrial backbone of Russia as most important industrial enterprises were evacuated there from the western Russia occupied by Germans.From the summer to winter of 1941, 667 factories were moved to Ural and by the end of 1941 Ural accounted for 62% of the Soviet iron production.