Saint-Imier in 1872, it was possibly the largest anarchist gathering of the 21st century, bringing together between 4,000 and 6,000 anarchists from multiple continents.

The gathering was self-managed on many aspects, such as the kitchen, which served tens of thousands of meals throughout the event. Hundreds of stands, activities, and concerts were organized, and anarchists discussed several important points of contemporary anarchism, such as Rojava,