The 5 Year Old King That Nobody Expected

Louis XV

Born in 1710 at Versailles, Louis was the great-grandson of the Sun King, Louis XIV. A devastating outbreak of measles in 1712 killed his parents and older brother, leaving the two-year-old child as the immediate heir to the French throne. When Louis XIV died in 1715, the five-year-old ascended as Louis XV under the regency of Philippe II, Duke of Orléans. Educated by Cardinal André-Hercule de Fleury, Louis was declared of age in 1723 and married the Polish princess Marie Leszczyńska in 1725. Fleury governed effectively as chief minister until his death in 1743, overseeing an era of relative financial stability and agricultural recovery.

Following Fleury's death, Louis XV resolved to govern without a principal minister. Early in his personal reign, during the War of the Austrian Succession, the King fell gravely ill at Metz in 1744. His survival generated nationwide celebration, earning him the widespread moniker "Le Bien-Aimé" (The Beloved). However, his governance soon grew detached and secretive. Distrusting his own official foreign ministers and ambassadors, Louis established the Secret du Roi, a private network of secret agents operating across Europe to pursue his personal diplomatic goals, often contradicting official French state policy.

The turning point of his reign came with the Diplomatic Revolution of 1756 and the subsequent Seven Years' War. The conflict proved catastrophic for France, culminating in the 1763 Treaty of Paris, which forced the crown to cede New France in North America and vast territories in India to Great Britain. The immense financial strain of the war, coupled with the political influence wielded by royal mistresses like Madame de Pompadour and Madame du Barry, steadily eroded public respect for the monarchy and alienated the Parisian populace.

In his final years, Louis attempted major structural reforms to break the political gridlock caused by the regional parlements, which consistently blocked tax overhauls. Under Chancellor René Nicolas de Maupeou in 1771, the crown abolished the obstructionist courts and exiled resisting judges to enforce royal authority. Louis XV died of smallpox at Versailles in May 1774 at the age of 64. His 58-year reign left an intellectually vibrant but financially overburdened kingdom, establishing the institutional crises that his grandson, Louis XVI, would inherit.