Vozrozhdeniya Island Vozrozhdeniya Island Vozrozhdeniya Island () was an island in the Aral Sea. The former island's territory is split between Uzbekistan and Kazakhstan. In 1954, the Soviet Union constructed a biological weapons test site called Aralsk-7 there and on the neighboring Komsomolskiy Island. Vozrozhdeniya was once a small island; it was only in the nineteenth century. However, in the 1960s, the island began to grow in size as the Aral Sea began drying up as the Soviet Union dammed its feeder rivers for agricultural projects. The shrinkage of the Aral continued and accelerated over time. Vozrozhdeniya became a peninsula in mid-2001
Kazakhstan–Uzbekistan border awarding the city to Uzbekistan. Kazakhstan however gained the large city of Shymkent. A further complication were the Karakalpaks; the Soviets were unsure if they were Uzbeks, Kazakhs or a separate nationality altogether. Given the at-best weak sense of Karakalpak nationality, and their perceived closer links to the Kazakhs, they were given their own Karakalpak Autonomous Oblast within the Kazakh ASSR. This oblast was larger than the modern autonomous Republic of Karakalpakstan and extended considerably further eastwards, thereby cutting the Uzbek SSR in two, with a small exclave around Khiva. Poor economic performance in the oblast convinced Soviet leaders that