Which absolute monarchy was overthrown and executed due to his harsh policies?

King Louis XVI of France was overthrown and executed during the French Revolution, largely due to his harsh policies and inability to address the financial crises facing the country. His attempts to impose taxes and enforce unpopular reforms led to widespread discontent among the populace. In 1793, he was tried for treason and subsequently guillotined, marking a significant turning point in the revolution and the rise of republican ideals.