In 1729-1730 in the Sloboda appeared kerosene lighting; all the old fortified streets on the outskirts were destroyed as “dilapidated and unnecessary”. Bogoyavlenskaya Sloboda joined today’s Tukay Square.
The development of industry resulted in further expansion of trade relations. The Volga River was used as the main waterway, and traffic there became more intensive day by day. In Kazan had its rise the Orenburg highway that led to Kazakh steppes and to the Middle Asia.
The trade policy of the Russian government contributed to the market expansion, thus in 1754 they annulled inner trade duties. Eight years later they liquidated monopolies and restraints of trade.