No, the noun 'activist' is a word for a person, one person.
A collective noun is a noun used to group people or things taken together as one whole in a descriptive way.
There is no standard collective noun for a group of protesters. Collective nouns are an informal part of language. Any noun that suits the context of a situation can function as a collective noun.Some examples of collective nouns are:a group of protestersa gathering of protestersa crowd of protestersa mob of protesters (if they're angry)
animal activists are people are fight for animals
Forever Activists was created in 1990.
The duration of Forever Activists is 3600.0 seconds.
animal rights activists
Gay Activists Alliance was created in 1969.
Kyiv Civil Activists was created in 2005.
Antiglobalization activists in Syria was created in 2003.
Carrie Catt was known as one of the earliest feminists. She referred to the British activists as Women's Suffrage activists.
United Activists for Animal Rights was created in 1987.
Black activists were the ones that tried to free all the slaves around the world. They were goodys :)
Margaret Fuller. She wrote books that inspired other activists.