PLEAS HEL 30 POINTS
US western territories 1820-1860 internal improvements

US western territories 1820-1860 internal improvements1824 Heavy duties are levied on linen, cotton, iron and other finished goods.1828 The tariff of abominations contributed to the nullification crisis of 1832 the greatest degree of protectionism before the Civil War. 1832-1860, trade tariffs were slowly lowered as opposition from the South and West intensified.1832-33, In reaction to the controversy about nullification, a settlement was found with South Carolina and tariffs were reduced.1842, The tariff introduced by Parliamentary Whigs brings the penalty up to 1832.1846, The Walker Tariff (Democratic) is levied primarily on revenue.1857,  Prices are further lowered and the free list is expanded.