industry in Ukraine were largely directed for military consumption, similarly to much of the Soviet economy, and the supply and quality of consumer goods remained low compared even to the neighboring countries of the Eastern bloc. A state-regulated system of production and consumption lead to gradual decrease of quality of life and growing "shadowisation" of retail infrastructure as well as of corruption. The town of Pripyat, Ukraine was the site of the Chernobyl disaster, which occurred on April 26, 1986, when a nuclear plant exploded. The fallout contaminated large areas of northern Ukraine and even parts of Belarus. This spurred on a local independence movement called the Rukh that helped expedite the break-up of the Soviet Union during the late 1980s. Independent Ukraine (1991 to present) Kravchuk and Kuchma rule (1991–2004) On January 21, 1990, over 300,000 Ukrainians organised a human chain for Ukrainian independence between Kyiv and Lviv, in memory of the 1919 unification of the Ukrainian People's Republic and the West Ukrainian National Republic. Citizens came out to the streets and highways, forming live chains by holding hands in support of unity. On July 16, 1990, the Verkhovna Rada adopted the Declaration of State Sovereignty of Ukraine. On October 2–17, 1990, the Revolution on Granite took place in Ukraine, the main purpose of the action was to prevent the signing of a new union treaty of the USSR. The demands of the students were satisfied by signing a resolution of the Verkhovna Rada, which guaranteed their implementation. Ukraine officially declared itself an independent state on August 24, 1991, when the communist Supreme Soviet (parliament) of Ukraine proclaimed that Ukraine would no longer follow the laws of the USSR, and only follow the laws of the Ukrainian SSR, de facto declaring Ukraine's independence from the Soviet Union. On December 1, Ukrainian voters overwhelmingly approved a referendum formalising independence from the Soviet Union. Over 90% of Ukrainian citizens voted for independence, with majorities in every region, including 56% in Crimea, which had a 75% ethnic Russian population. The Soviet Union formally ceased to exist on December 26, when the presidents of Ukraine, Belarus and Russia (the founding members of the USSR) met in Belovezh Pushcha to formally dissolve the Union in accordance with the Soviet Constitution. With this, Ukraine's independence was formalized de jure and recognised by the international community. On 2 December 1991, Poland and Canada were the first