what is their main source of economy?
Oil and gas trade, shipbuilding yards; aerospace industry; technology
Saint Petersburg
Saint Petersburg is a major trade gateway, serving as the financial and industrial centre of Russia, with specializations in oil and gas trade; shipbuilding yards; aerospace industry; technology, including radio, electronics, software, and computers; machine building, heavy machinery and transport, including tanks and other military equipment; mining; instrument manufacture; ferrous and nonferrous metallurgy (production of aluminium alloys); chemicals, pharmaceuticals, and medical equipment; publishing and printing; food and catering; wholesale and retail; textile and apparel industries; and many other businesses. It was also home to Lessner, one of Russia's two pioneering automobile manufacturers (along with Russo-Baltic); it was founded by machine tool and boiler maker G.A. Lessner in 1904, with designs by Boris Loutsky, and it survived until 1910.
where was the 1956 winter olympics held? Cortina d'Ampezzo, Italy can you name a few nations that participated in this event? Soviet Union, Bolivia, Iran when was the former formed? 1922 what type of government exist here? Communist Party when was it formed? 1898 who was in charge of the organization  during its early age? Vladimir Lenin could you tell me something about him? Russian revolutionary, politician, and political theorist. where was he born? Streletskaya Ulitsa, Simbirsk (now Ulyanovsk) what was the 1917 revolution about? A Revolution broke out in St. Petersburg in February 1917 as industrial workers went on strike over food shortages and deteriorating factory conditions. how is the climate in the above mentioned place? Humid continental climate
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Saint Petersburg [SEP] Economy
Saint Petersburg is a major trade gateway, serving as the financial and industrial centre of Russia, with specializations in oil and gas trade; shipbuilding yards; aerospace industry; technology, including radio, electronics, software, and computers; machine building, heavy machinery and transport, including tanks and other military equipment; mining; instrument manufacture; ferrous and nonferrous metallurgy (production of aluminium alloys); chemicals, pharmaceuticals, and medical equipment; publishing and printing; food and catering; wholesale and retail; textile and apparel industries; and many other businesses. It was also home to Lessner, one of Russia's two pioneering automobile manufacturers (along with Russo-Baltic); it was founded by machine tool and boiler maker G.A.