Louis de Saint-Just - AbsoluteAstronomy.com

Louis Antoine Léon de Saint-Just (sɛ̃ʒyst; 25 August 1767 – 28 July 1794), usually known as Saint-Just, was a military and political leader during the French Revolution

French Revolution

The French Revolution , sometimes distinguished as the 'Great French Revolution' , was a period of radical social and political upheaval in France and Europe. The absolute monarchy that had ruled France for centuries collapsed in three years...

. The youngest of the deputies elected to the National Convention

National Convention

During the French Revolution, the National Convention or Convention, in France, comprised the constitutional and legislative assembly which sat from 20 September 1792 to 26 October 1795 . It held executive power in France during the first years of the French First Republic...

in 1792, Saint-Just rose quickly in their ranks and became a major leader of the government of the French First Republic

French First Republic

The French First Republic was founded on 22 September 1792, by the newly established National Convention. The First Republic lasted until the declaration of the First French Empire in 1804 under Napoleon I...

. He spearheaded the movement to execute King Louis XVI and later drafted the French Constitution of 1793

French Constitution of 1793

The Constitution of 24 June 1793 , also known as the Constitution of the Year I, or the The Montagnard Constitution , was the constitution instated by the Montagnards and by popular referendum under the First Republic during the French Revolution...

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Dispatched to the army during its rocky start in the French Revolutionary Wars

French Revolutionary Wars

The French Revolutionary Wars were a series of major conflicts, from 1792 until 1802, fought between the French Revolutionary government and several European states...

, Saint-Just imposed discipline that was stunningly severe, and he was widely credited for the army's subsequent success.