History of the Jews in Russia abandoning of Jewish dietary laws. Polish Catholic boys were subject to similar pressure to convert and assimilate as the Russian Empire was hostile to Catholicism and Polish nationalism. The cultural and habitual isolation of the Jews gradually began to be eroded. An ever-increasing number of Jewish people adopted Russian language and customs. Russian education was spread among the Jewish population. A number of Jewish-Russian periodicals appeared. Alexander II was known as the "Tsar liberator" for the 1861 abolition of serfdom in Russia. Under his rule Jewish people could not hire Christian servants, could not own land, and were restricted in
Coal in Russia Irkutsk and South Yakutsk basins. The two major coal producers in Russia are Rosugol and Donugol. Over two-thirds of coal produced in Russia is used domestically. Russia is self-sufficient in coal, and consumed 223 million tons of coal in 2009. The percentage of coal in Russian power generation has been declining since 1990, when it was 20.7%, due to increasing gas consumption as well as increasing nuclear and hydroelectric energy production. Currently only 14.4% of Russia's power is produced from coal. Coal in Russia Coal is one of the largest sources of energy in Russia, accounting for 14.4% of the