Serfdom in Russia industrial output, and peasants' nutrition in Imperial Russia as a result of the abolition of serfdom in 1861". In Russia, the terms () or (), refer to the obligatory work that the serfs performed for the landowner on his portion of the land (the other part of the land, usually of a poorer quality, the peasants could use for themselves). Sometimes the terms are loosely translated by the term "corvée". While no official government regulation to the extent of existed, a 1797 ukase by Paul I of Russia described a of three days a week as normal and sufficient for
Russia in the European energy sector which stretch beyond 2025–2030. A number of disputes in which Russia was using pipeline shutdowns in what was described as "tool for intimidation and blackmail" caused European Union to significantly increase efforts to diversify its energy sources. During an anti-trust investigation initiated in 2011 against Gazprom a number of internal company documents were seized that documented a number of "abusive practices" in an attempt to "segment the internal [EU] market along national borders" and impose "unfair pricing". Russia in the European energy sector The Russian Federation supplies a significant volume of fossil fuels and is the largest exporter of oil