What popular protest would play a role in the french revolution?

Answer 1

the fall of the bastille
Most would point to the Storming of the Bastille (in 1789), but there were other "popular" protests before that. Perhaps the refusal by members of the Third Estate to accept traditional rules for voting in the Estates General--and then walking out in protest to make the Tennis Court Oath--was the first "popular" protest.
the fall of the Bastille
The fall of the Bastill
The fall of the Bastille
It became a sure fire grass roots event based on two events which were spontaneous. The Women's March on Versailles on 5 October 1789 which is also known as the Bread March and of course the Storming of the Bastille on 14 July 1789.
The Women's Bread March on Versailles.

Answer 2

The booming and attacking of the bastile prison were the people of lattre de chatchet(letter of arrest) that was offered by the clergy,when people refused to pay church tax they were arrested and were taken to the bastile prison which was later destroyed during the French Revolution hence becoming one of the most popular protests