Complex sentence: In the wake of the French Revolution, Wyvill's platform came to be seen as moderate, but it would influence the Chartist movement and the composition of the Great Reform Act in the nineteenth century.
Split into simpler sentences: In the wake of the French Revolution, Wyvill's platform came to be seen as moderate. Nonetheless, its influence can be located in the Chartist movement and the the Great Reform Act in the nineteenth century.