Russia, also officially known as the Russian Federation, is a sovereign state in northern Eurasia. It is a federal semi-presidential republic. At 17,125,200 square kilometres, Russia is thelargest country in the world, covering more than one-eighth of the Earth's inhabited land area. Russia is the world's ninth most populous country with over 144 million people at the end of 2015.
Russia has a developed, high-income market economy with enormous natural resources, particularly oil and natural gas.