Complex sentence: Therefore, the figure of Cato was a transparent symbol of Roman integrity, and the Whigs saw in him a champion of Whig values, while the Tories saw in him an embodiment of Tory sentiments.
Split into simpler sentences: Therefore, the figure of Cato was a transparent symbol of Roman integrity. The Whigs saw in him a champion of Whig values, while the Tories saw in him an embodiment of Tory sentiments.