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Montesquieu

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Charles Louis de Secondat, Baron de La Brède et de Montesquieu, was a French judge and political philosopher.

Charles Montesquieu
Charles Montesquieu

He is most famous for developing the theory of the separation of powers. This idea is used in many modern constitutions around the world. Montesquieu also helped define the term "despotism" in political discussions. His most important work, *The Spirit of Law*, was published anonymously in 1748.

Montesquieu, De l'Esprit des loix (1st ed, 1748, vol 1, title page)
Montesquieu, De l'Esprit des loix (1st ed, 1748, vol 1, title page)

This book had a massive impact on political thought in Europe and America. It even influenced the Founding Fathers while they were drafting the United States Constitution.

Montesquieu was born on January 18, 1689, at the Château de la Brède.

Chateau la brede
Chateau la brede

His father, Jacques de Secondat, was a soldier with a noble family history. His mother, Marie Françoise de Pesnel, was an heiress who brought the title of Barony of La Brède to the family. After his mother died when he was seven, Montesquieu attended the Catholic College of Juilly. He later became a counselor of the Bordeaux Parlement in 1714. In 1716, he inherited his uncle's fortune and the title of Baron. He also held the office of *président à mortier* in the Bordeaux Parlement for twelve years.

His early life coincided with major shifts in European government. England became a constitutional monarchy following the Glorious Revolution.

Union flag 1606 (Kings Colors)
Union flag 1606 (Kings Colors)

Also, the Kingdom of Great Britain was formed in 1707.

Flag of Great Britain (1707–1800)
Flag of Great Britain (1707–1800)

In France, the long reign of Louis XIV ended in 1715. He was succeeded by the five-year-old Louis XV. These changes shaped Montesquieu's views on how states should function. He eventually left his legal work to focus entirely on writing and study.

Montesquieu became a successful author with his 1721 book, *Persian Letters*. This work was a satire that criticized French society through the eyes of two Persian visitors. In 1728, he began a grand tour of Europe with a traveling companion.

Charles Montesquieu
Charles Montesquieu

He visited Austria, Slovakia, Hungary, Germany, and Italy. He also spent a full year in Italy. In late 1729, he traveled to England.

Union flag 1606 (Kings Colors)
Union flag 1606 (Kings Colors)

During his travels, he kept a detailed journal. He also built a massive library containing 3,000 volumes of history books. These resources helped him write his major works on political philosophy.

His most famous theory is the separation of powers, or *trias politica*.

Balance, by David
Balance, by David

Montesquieu argued that government should be divided into three distinct branches. The first is the legislative authority, which makes or changes laws. The second is the executive authority, which handles foreign affairs like peace and war. The third is the judicial power, which punishes crimes and settles disputes between people. He believed these powers must be separate and dependent on each other. If one person held all three powers, there would be no political freedom.

Balance, by David
Balance, by David

Montesquieu's ideas reached far beyond the borders of France. In the British colonies of North America, he was a major authority on politics. One study found he was the most frequently quoted source on government in colonial America, second only to the Bible.

Flag of France official
Flag of France official

James Madison, the "Father of the Constitution," used Montesquieu's ideas to create a balanced government.

Flag of France official
Flag of France official

Even Catherine the Great of Russia used his book to help guide her own legal instructions.

She admired his work, though she did not use parts that conflicted with her absolute monarchy.

Montesquieu also had a unique philosophy regarding the movement of history. He argued that history is not driven by mere chance or accidents. Instead, he believed that "general causes" drive the rise and fall of nations. In his book about the Romans, he suggested that human nature drives events. For example, he believed the ambition of men was a cause of change. He thought that if one leader did not seize power, another person would have done the same. This view focused on large social movements rather than just individual people.

In his later years, Montesquieu suffered from a cataract and feared losing his sight. He visited Paris in late 1754 and soon became ill. He died from a fever on February 10, 1755.

Charles Montesquieu
Charles Montesquieu

He was buried at the Église Saint-Sulpice in Paris. His legacy lives on through the many democratic systems that use his ideas today.

Balance, by David
Balance, by David

His work helped move society away from old feudal structures and toward modern law.

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