French Revolutionary Wars

The French Revolutionary Wars turned the French Revolution from a struggle over the country’s political order into a conflict that reshaped much of Europe. Austria and other powers organized to crush the revolution, but France’s mass conscription helped its new republic field armies large enough to survive early defeats and then carry revolutionary reforms beyond its borders.

Origins and Stakes

In 1792, alarmed by events in France, several European powers rallied around Austria and went to war, ostensibly to free Louis XVI but, in the book’s account, with the aim of crushing the French Revolution. The republic’s new armies initially faced serious organizational problems and suffered early defeats. Their success was not assured: the conflict placed a revolutionary government under pressure from monarchies determined to reverse its transformation.

The war also changed the political atmosphere within France. Fighting against the First Coalition strengthened the resolve and radicalism of revolutionaries and the popular movement known as the sans-culottes. The ensuing period of Terror followed the executions of Louis XVI and Marie Antoinette; the war thereby formed part of a wider escalation in which threats from abroad and conflicts within the revolution became intertwined.

Mobilization and Expansion

France’s decisive military innovation was mass conscription, introduced in August 1793. By enabling the republic to field large armies, it gave France a military advantage approaching supremacy before Napoleon’s celebrated military career began. Early victories encouraged the republic’s leaders to push France’s borders outward, seeking a buffer against the hostile monarchies of Prussia and Austria.

French forces rapidly occupied the Austrian Netherlands and the United Provinces, corresponding largely to present-day Belgium and the Netherlands, and took much of modern Switzerland. They maintained strong control in all three territories through the 1790s. Germany remained contested at first, but by 1795 France controlled the Rhineland, on the Rhine’s left bank. Prussia recognized that situation in the Treaty of Basel; France held the region from 1795 to 1802, when it was formally incorporated into the country.

Italy became the principal theater of fighting in the latter half of the 1790s, with Austria as France’s opponent. France annexed Savoy in 1792, but the conflict reached a stalemate until Napoleon invaded in April 1796. By early 1797 he had conquered nearly all northern Italy, apart from Venice, which Austria took. The Treaty of Campo Formio, signed in October 1797, ended the War of the First Coalition and recognized several French-controlled republics in northern Italy. French expansion nevertheless continued: the invasion of the Papal States led to the Roman Republic in March 1798, and the conquest of Naples in January 1799 produced the Parthenopean Republic. With Venice remaining Austrian, France controlled the rest of the peninsula directly or through satellite republics.

Reform in Conquered Territories

The War of the Second Coalition, fought from 1798 to 1801, brought further reversals, but France remained essentially in control. Its armies carried radical institutional change into conquered lands: they abolished remaining forms of serfdom and feudal land relations, proclaimed equality before the law, stripped the clergy of special status and power, and suppressed urban guilds or substantially weakened them.

These changes were imposed in different settings through the 1790s. In the Austrian Netherlands, reform followed the French invasion of 1795. In the United Provinces, France established the Batavian Republic, whose political institutions resembled those of France. In Switzerland, feudal landlords and the Church lost power, feudal privileges were removed, and guilds were abolished and expropriated. The reforms translated revolutionary principles into new rules governing property, status, and economic activity, even as French military occupation supplied the means to enforce them.

From Revolutionary War to Napoleonic Rule

The wars’ political legacy was not limited to the republic’s initial program. Napoleon continued, in varied forms, the reforms begun by the revolutionary armies. His foremost concern was firm control over conquered territories, sometimes secured through arrangements with local elites or by placing family members and associates in positions of authority. Yet he also sought to deepen the revolution’s legal reforms, codifying Roman law and equality before the law in the Code Napoleon and wishing to impose it throughout the territories under his control.

The sequence was consequential but not inevitable. The account presents the wars as a critical juncture: military mobilization enabled France to defeat forces seeking to restore the old order, while conquest transmitted changes to feudal relations, guild power, and legal equality across Europe. Those transformations helped prepare France and other parts of Europe for more inclusive institutions and the economic growth they could support. At the same time, revolutionary conflict and Napoleon’s growing personal rule show how institutional change could travel alongside concentrated power.