Louis XV of France, born on February 15, 1710, was the great-grandson of Louis XIV and became king at the age of five after his great-grandfather's death in 1715. His reign lasted until 1774, making him one of the longest-serving monarchs in French history. Louis XV's rule was marked by significant political and social changes, including the influence of the Enlightenment and growing discontent among the populace. During his reign, Louis XV faced challenges such as military defeats, financial crises, and increasing criticism from the Parlement and the public. His government struggled with corruption and inefficiency, leading to a decline in royal authority. Despite these issues, he was known for his patronage of the arts and his efforts to modernize France.