Complex sentence: The 1790s was a time of radical political thought in Britain due to the inspiration created from the French Revolution in 1789, which inspired the questioning of the power held by King George III and the Prime Minister William Pitt.
Split into simpler sentences: The 1790s was a time of radical political thought in Britain due to the inspiration created from the French Revolution in 1789. Inspired politicians were beginning to question the balance of power in Britain, held by King George III and Prime Minister William Pitt.