and his domestic policies. By order of the Tsar, Shevchenko was kept under strict surveillance and prevented from writing or painting. From 1839, Tsar Nicholas also used a former Byzantine Catholic priest named Joseph Semashko as his agent to force Orthodoxy upon the Eastern Rite Catholics of Ukraine, Belarus, and Lithuania. This caused Tsar Nicholas to be condemned by a succession of Roman Pontiffs, the Marquis de Custine, Charles Dickens, and many Western governments. See also Cantonists. Nicholas disliked serfdom and toyed with the idea of abolishing it in Russia, but declined to do so for reasons of state. He feared the aristocracy and believed they might turn against him if he abolished serfdom. However, he did make some efforts to improve the lot of the Crown Serfs (serfs owned by the government) with the help of his minister Pavel Kiselyov. During most of his reign he tried to increase his control over the landowners and other influential groups in Russia. In 1831, Nicholas restricted the votes in the Noble Assembly to those with over 100 serfs, leaving 21,916 voters. In 1841, landless nobles were banned from selling serfs separate from the land. From 1845, attainment of the 5th highest rank (out of 14) in the Table of Ranks was required to be ennobled, previously it had been the 8th rank. King of Poland Nicholas was crowned King of Poland in Warsaw on 12 (24) May 1829, in accordance with the Polish Constitution, a document he would not respect thereafter. He is the only Russian monarch ever crowned King of Polandalthough not the only one bestowed with the title. Culture The official emphasis on Russian nationalism fueled a debate on Russia's place in the world, the meaning of Russian history, and the future of Russia. One group, the westernizers, believed that Russia remained backward and primitive and could progress only through more Europeanization. Another group, the Slavophiles, enthusiastically favored the Slavs and their culture and customs, and had a distaste for westerners and their culture and customs. The Slavophiles viewed Slavic philosophy as a source of wholeness in Russia and were sceptical of Western rationalism and materialism. Some of them believed that the Russian peasant commune, or Mir, offered an attractive alternative to Western capitalism and could make Russia a potential social and moral savior, thus representing a form of Russian messianism. However the ministry of education had a policy