The country's weekly total of new infections increased for five consecutive weeks since around mid-July.
An armed man took three hostages in Paris on Tuesday afternoon.
French police feel overworked due to protests and the looming threat of terrorism.
"End of security checks. Gradual return to normal," Paris police said in a tweet.
A book published Wednesday claims that at least 16 officers have joined ISIS.
Despite almost a year within a state of emergency, concern remains high across France.
A group of men were detained in northern Paris, amid suspicion they attempted to acquire multiple rifles.
Three "radicalised" women were suspected of preparing "violent acts" in France.
A new poll finds that more than half of French people worry schools are not safe enough.
A Chelsea supporter said the victims were left with tears in their eyes following the incident.
Human Rights Watch and Amnesty describe harrowing stories of abuse since the November attacks.
The hoteliers union says the November attacks "dashed the spirits" of visitors.
The tenth suspect linked to the Paris attacks was detained in the neighbourhood of Molenbeek.
In Paris, 80 percent of the regular police force is already in place for Thursday.
#JeSuisChien is now trending on Twitter in France.
Paris prosecutor says the precise number dead in Wednesday's raid is unclear.