By 1799, France’s Directory government faced war pressures, financial instability, and frequent political shakeups. Many politicians concluded that the 1795 constitution was not producing stable rule, creating an opening for a major change in government.
Napoleon Bonaparte left the Egyptian campaign and returned to France in the fall of 1799. His arrival was politically important because he was a popular general with a reputation for decisive leadership at a moment when the Directory looked weak.
In the weeks after Napoleon reached Paris, Abbé Emmanuel-Joseph Sieyès and other leading figures worked with him to plan a coup. Their aim was to replace the Directory with a new constitutional system that concentrated executive authority more tightly.
On 18 Brumaire (9 November 1799), the Council of Ancients voted to move both legislative councils from Paris to the palace at Saint-Cloud. The official reason was to protect them from a supposed “Jacobin plot,” but the move also placed the assemblies closer to troops loyal to Bonaparte.
The same day, the Council of Ancients gave Bonaparte command over troops in and around Paris. This was a critical step because it provided military leverage over the political process at the moment the assemblies were being relocated.
As the coup began, Directors aligned with the plot resigned, and others were effectively removed from action. This broke the five-man executive at the center of the Directory and made it much easier to replace the existing constitution with a new arrangement.
On 19 Brumaire (10 November 1799), the councils met at Saint-Cloud. Bonaparte’s appearance in the Council of Five Hundred triggered fierce opposition and confusion, revealing that many deputies feared a military takeover.
After the confrontation, troops led by Bonaparte’s allies cleared deputies from the Council of Five Hundred, ending its resistance. This use of force was the coup’s decisive turning point, making it possible to impose a new political settlement.
Late on 10 November, a reduced (“rump”) legislature approved measures ending the Directory and creating a three-man executive commission. Bonaparte, Sieyès, and Roger Ducos became provisional consuls, while the councils were adjourned and constitutional revision was set in motion.
Within days, Bonaparte’s position became visibly dominant in the new regime, including occupying the Luxembourg Palace associated with executive authority. This signaled that the provisional arrangement was moving toward a more centralized executive under his leadership.
In December 1799, a new constitution—later known as the Constitution of the Year VIII—was drafted in the aftermath of the coup and signed on 22 Frimaire (13 December). It created the political framework of the Consulate, a system that concentrated real power in the hands of the First Consul.
On 24 December 1799, the Constitution of the Year VIII was adopted, formally establishing the Consulate. The new structure preserved republican language but sharply strengthened executive control, marking a clear break from the Directory’s system.
The Constitution of the Year VIII was submitted to a national plebiscite (a public vote) and was reported as winning overwhelming approval in 1800. This vote helped the Consulate claim legality and popular backing, even as power became more centralized around Napoleon.
Coup of 18 Brumaire and the Establishment of the Consulate (Nov–Dec 1799)