Nuclear power in Ukraine year 2030, which would almost double the current amount of nuclear power capacity. Ukraine's power sector is the twelfth-largest in the world in terms of installed capacity, with 54 gigawatts (GW). Renewable energy still plays a very modest role in electrical output; in 2005 energy production was met by the following sources: nuclear (47 percent), thermal (45 percent), hydroelectric and other (8 percent). The Chernobyl disaster was a nuclear accident that occurred on 26 April 1986 at the Chernobyl Nuclear Power Plant in Ukraine. An explosion and fire released large quantities of radioactive contamination into the atmosphere, which spread over
Nuclear weapons and Ukraine territorial integrity of Ukraine. Despite Russia's claimed annexation of Crimea, which the UN General Assembly rejected as invalid, the Government of Ukraine in 2014 reaffirmed its 1994 decision to accede to the Nuclear Non-Proliferation Treaty as a non-nuclear-weapon state. After the Ukrainian Parliament voted to remove President Viktor Yanukovych from office, a power vacuum formed, and Russia annexed Crimea. The Russian pretext used nationalist and cultural rhetoric, claiming that the Russian military was protecting ethnic Russians from attack in Crimea and Eastern Ukraine. Russia's military actions violated the Budapest Memorandum. Pavlo Rizanenko, a member of the Ukrainian parliament told "USA