In 1913 he lived in an anarchist colony in Switzerland, where he formed a friendship with Oskar Maria Graf, also a baker, but later a famous novelist.

Libertatia (also known as Libertalia) was a possibly fictional anarchist colony founded in the late 17th century in Madagascar by pirates under the leadership of Captain James Misson.

Most of his energies were devoted to creating anarchist colonies (communautés expérimentales) in which he participated in several.

Sure I knew him out in Stelton, in the anarchist colony.

I think I remember sitting on her lap in her old house in what was left of the anarchist colony.

In 1912, Foster met his future wife, Esther Abramowitz, at an anarchist colony off Puget Sound, where she practiced "free love."

He focused on creating and participating in anarchist colonies.

Among his surveillance targets was the anarchist colony in Tacoma, where he marked Gertie Vose's son, Donald, as weak and disaffected, and offered him $2,500 to turn spy.

Henceforth, the UK became a nest for anarchist colonies expelled from the continent, in particular between 1892 and 1895, which marked the height of the repression.

Interested by Georges Butaud's project of creating an anarchist colony, she became his partner and collaborator in 1921, in the journal Le Néo-Naturien.