It was the year II in the new French revolutionary calendar, and the month was named Thermidor.
From the time.com
The French revolutionary calendar was much worse.
From the economist.com
Much later, mindful of its revolutionary heritage, the Paris Commune of 1871 reverted to the revolutionary calendar for 18 days, and found itself in Germinal, Year LXXIX.
From the guardian.co.uk
For the opposition, the calendar of Shiite rites, Persian commemorations and revolutionary markers is rich with occasions to spark demonstrations.