History of Russia and by the 18th century, the Tsardom of Russia had grown to become the Russian Empire, stretching from eastern Poland to the Pacific Ocean. Peasant revolts were common, and all were fiercely suppressed. Russian serfdom was abolished in 1861, but the peasants fared poorly and often turned to revolutionary pressures. In the following decades, reform efforts such as the Stolypin reforms, the constitution of 1906, and the State Duma attempted to open and liberalize the economy and political system, but the tsars refused to relinquish autocratic rule or share their power. The Russian Revolution in 1917 was triggered by a
Administrative divisions of Russia in 1719–1725 were introduced to replace the old system of subdivision into "uyezds"; however, the borders of the new districts did not match those of the old "uyezds". The purpose of the districts was also different from that of the "uyezds"—population of each district was taxed to support military units assigned to it. Administrative divisions of Russia in 1719–1725 The second administrative reform of 1719 was carried out by Peter the Great in order to fix the deficiencies of the original system. On June 9 (May 29 in the Julian calendar), 1719 Peter issued an ukase (edict) that abolished the division of