Complex sentence: Furthermore, the burgeoning economy made full-time careers in business or law much more attractive than politics for ambitious young Whigs, thus the Whig Party leader in Illinois, Abraham Lincoln, simply abandoned politics after 1849, instead attending to his law business.
Split into simpler sentences: Furthermore, the burgeoning economy made full-time careers in business or law much more attractive than politics for ambitious young Whigs. Thus the Whig Party leader in Illinois, Abraham Lincoln, simply abandoned politics after 1849, instead attending to his law business.