In September 1652 the twelve seigneurs of the Compagnie de la France équinoxiale landed 800 men at the tip of the Pointe du Mahury, where they found the 25 survivors of the Compagnie de Rouen.

Jean de Laon, a king' engineer, replaced the wooden walls of the fort with a stone bastion called Fort Saint Michel.

The purpose was to guard against attacks from the Caribs across the river, and attacks by the English and Dutch.

All of the settlers had soon been killed by the Caribs or had escaped to Barbados.
Guerin Spranger obtained a grant from the States General of the Netherlands and established a Dutch colony on Cayenne Island around 1656.

By 1660 there were no Frenchmen left in Guiana.

In 1664 Jean-Baptiste Colbert sent a force of 1,200 to recapture Cayenne from the Dutch.

The town was rebuilt with 200 huts, and had 350 French settlers and 50 slaves.

In 1666 the English commanded by Captain Peter Wroth visited the colony of Cayenne but did not  harm the governor Cyprien Lefebvre de Lézy.

Cayenne was looted by the British under the command of Rear-Admiral Sir John Harman in August 1667.

The English destroyed the fort and the town of Cayenne.

After they left, from December 1667 the Jesuit father Jean Morellet was the de facto governor until the new governor Antoine Lefèbvre de La Barre arrived.

The Dutch vice admiral Jacob Binckes arrived at Cayenne on 4 May 1676 and landed 900 troops near Fort Saint Louis (Fort Cépérou) the next day.

Lefebvre soon surrendered.

Binckes left shortly after for Marie-Galante and Tobago, leaving a small force to hold Cayenne.

On 18 December 1676 French troops under vice-admiral Jean II d'Estrées took the city back from the Dutch.

After this the colony was French until the time of Napoleon, but it failed to prosper.

In 1685 the total population of colonists and slaves was just 1,682.
In September 1652 the twelve seigneurs of the Compagnie de la France équinoxiale landed 800 men at the tip of the Pointe du Mahury, where they found the 25 survivors of the Compagnie de Rouen.
Jean de Laon, a king' engineer, replaced the wooden walls of the fort with a stone bastion called Fort Saint Michel.
The purpose was to guard against attacks from the Caribs across the river, and attacks by the English and Dutch.
All of the settlers had soon been killed by the Caribs or had escaped to Barbados.Guerin Spranger obtained a grant from the States General of the Netherlands and established a Dutch colony on Cayenne Island around 1656. 
By 1660 there were no Frenchmen left in Guiana.
In 1664 Jean-Baptiste Colbert sent a force of 1,200 to recapture Cayenne from the Dutch.
The town was rebuilt with 200 huts, and had 350 French settlers and 50 slaves.
In 1666 the English commanded by Captain Peter Wroth visited the colony of Cayenne but did not  harm the governor Cyprien Lefebvre de Lézy.
Cayenne was looted by the British under the command of Rear-Admiral Sir John Harman in August 1667.
The English destroyed the fort and the town of Cayenne.
After they left, from December 1667 the Jesuit father Jean Morellet was the de facto governor until the new governor Antoine Lefèbvre de La Barre arrived.
The Dutch vice admiral Jacob Binckes arrived at Cayenne on 4 May 1676 and landed 900 troops near Fort Saint Louis (Fort Cépérou) the next day.
Lefebvre soon surrendered. 
Binckes left shortly after for Marie-Galante and Tobago, leaving a small force to hold Cayenne.
On 18 December 1676 French troops under vice-admiral Jean II d'Estrées took the city back from the Dutch.
After this the colony was French until the time of Napoleon, but it failed to prosper.
In 1685 the total population of colonists and slaves was just 1,682.
Fort Cépérou