In 1349 the members of the guilds unsuccessfully rebelled versus the patricians inside of a Handwerkeraufstand ('Craftsmen's Uprising'), supported by merchants plus some by councillors, resulting in a ban on any self-organisation of your artisans in town, abolishing the guilds which were customary elsewhere in Europe; the unions ended up https://sluiterklik.nl/voordelen-van-graffiti-workshops-ontwikkel-vaardigheden-creativiteit-en-gemeenschapszin/