Kushka in present-day Turkmenistan has been the southernmost point of the Empire since 1885.
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The extreme points of the Soviet Union were identical, except that the southernmost point of the Soviet Union was Kushka in Turkmenistan, and the extreme elevation was the Communism Peak in Tajikistan, at 7,495 m.
He received accelerated machine gun officer's training at the 1st Turkestan Machine Gun School in Kushka, Turkmen SSR (now Serhetabat in Turkmenistan) and was sent to the front lines of the Eastern Front of World War II in April 1943.
The river gives its name to Kushk, the chief town in the Afghan province of Herat, situated some 20 miles from the border, and to Kushka (now Serhetabat), a former military post on the border of Turkmenistan.