The reign of terror was part of the period during the french revolution (<span>September 5, 1793 - July 27, 1794).
</span><span>The Enlightenment was a belief that as a person gained knowledge, they gained reason.
</span>
im not sure how it led to the enlightenment but i hope this helps.
WW1 =the answer
Vhjngfyjbbffhjkmnnbjkmnb