Gazprom plus one share of Sakhalin Energy. In June 2007, TNK-BP, a subsidiary of BP plc, agreed to sell its stake in Kovykta field in Siberia to Gazprom after the Government of Russia questioned BP's right to export gas from Russia. On 23 June 2007, the governments of Russia and Italy signed a memorandum of understanding towards a joint venture between Gazprom and Eni SpA to construct a 558-mile (900 km) gas pipeline to carry gas per year from Russia to Europe. This "South Stream" pipeline would extend under the Black Sea to Bulgaria with a south fork to Italy and
Gazprom kilometres of gas trunk lines. Projects include Nord Stream and South Stream. In 2011, Gazprom produced about of natural gas, more than seventeen percent of global gas production. Gazprom also produced about 32.3 million tons of crude oil and nearly 12.1 million tons of gas condensate. The company has subsidiaries in industrial sectors including finance, media and aviation, and majority stakes in other companies. In 1943, during World War II, the government of the Soviet Union developed a domestic gas industry. In 1965, it centralized gas exploration, development, and distribution within the Ministry of Gas Industry. In the 1970s and