CAMPAIGN STARTHIGH IMPORTANCE

Hundred Days Begin

March 1, 1815 — June 18, 1815
3 months
1Parties
1People
Overview

The beginning of the Hundred Days marked one of the most dramatic reversals in modern political and military history: a deposed emperor returning from exile, reclaiming power almost without resistance, and forcing Europe back into war within weeks. Its importance lies in the way the event exposed the fragility of the Bourbon Restoration and the enduring force of Napoleon's personal authority over soldiers, institutions, and political imagination, showing how a regime that appears settled can collapse if its legitimacy is shallow and its armed forces remain tied to a rival leader. The event reopened the Napoleonic Wars, triggered the War of the Seventh Coalition, and turned one man's return into a continent-wide strategic emergency. It serves as a key case of how political charisma, military loyalty, and state instability can combine to produce a sudden reversal that alters the course of an entire international order.

Related Conflicts
Participants

participant

Key Figures
Locations
Sources & References
The Event Mattered Because Napoleon's Return Exposed the Weakness of the Restored Monarchy
Collapse Of Restoration Authority

Its significance begins with the speed at which Bourbon authority gave way once Napoleon reentered France.

The event mattered because Napoleon's return revealed that the restored Bourbon regime had not fully secured military loyalty or public legitimacy. Troops sent to block him instead joined him, and the monarchy unraveled with startling speed.

The beginning of the Hundred Days illustrates how apparently restored political order can remain structurally brittle.

HISTORY, 2025Encyclopaedia Britannica, 2023
One Leader's Personal Authority Reanimated an Entire State
Personal Rule And Military Loyalty

Napoleon's prestige and relationship to the army made rapid political reversal possible during the Hundred Days.

The start of the Hundred Days demonstrated the political force of personal command prestige. Napoleon did not merely escape exile; he activated residual loyalty that allowed him to reassemble power faster than a conventional coup or invasion might have.

The event underscored that military regimes and postwar states often remain vulnerable when loyalty to institutions is weaker than loyalty to an individual.

Encyclopaedia Britannica, 2023National Army Museum, 2026
Napoleon's Return: Domestic Reversal to Continental Strategic Crisis
Strategic Alarm In Europe

Its significance includes the way Napoleon's return forced Europe's powers back into immediate coalition planning and war.

The beginning of the Hundred Days is historically important because it triggered a strategic emergency far beyond France. European powers that had only just imposed a post-Napoleonic settlement were forced to mobilize again, treating Napoleon's return as an unacceptable challenge to the balance they were trying to restore.

Sudden leadership reversals can destabilize entire international systems, not just domestic governments.

Encyclopaedia Britannica, 2026National Army Museum, 2026
It Mattered Because the Return Was Also the Opening Move of Napoleon's Final Gamble
Return As Final Gamble

The event must be read as the start of the campaign that ended at Waterloo.

The beginning of the Hundred Days is significant not only for its theatricality but also for its strategic finality. Napoleon's return reopened a contest he could only survive by winning quickly, and the entire episode moved rapidly toward decisive confrontation.

A broader strategic framing offers more depth than a mere note of Napoleon's escape from Elba and resumption of power.

Encyclopaedia Britannica, 2026HISTORY, 2025
The Beginning of the Hundred Days
Assessment Notes

The beginning of the Hundred Days should be read through the weakness of restoration legitimacy, Napoleon's personal authority, the renewed European strategic crisis, and the opening of his final campaign.

The beginning of the Hundred Days revealed how shallow the restored monarchy's authority was, showed the enduring power of Napoleon's personal military prestige, turned a French political reversal into a continental strategic emergency, and opened the final campaign that would end at Waterloo.

While many concise historical accounts emphasize Waterloo over the political mechanics of Napoleon's return, the start of the Hundred Days is nonetheless regarded as one of the most dramatic reversals in modern European statecraft.

Encyclopaedia Britannica, 2026National Army Museum, 2026HISTORY, 2025Encyclopaedia Britannica, 2023
Related Reports

No analysis & reports about Hundred Days Begin

Related Discussions

No discussions about Hundred Days Begin yet

Start the first discussion