The Violieren are first attested in city records around 1480, when the chamber won its first Landjuweel at Leuven. They were closely tied to the Antwerp Guild of Saint Luke, the painters' guild, and from the late fifteenth century the same prosperous families that paid for Memling and Massys also funded plays, poems, and competitive rhyme. By 1490 the chamber was receiving an annual grant from the city. In 1493 they competed at Mechelen; in 1496 they hosted a Landjuweel at home. The motto they carried into every contest was 'Wt ionsten versaemt' - gathered in a spirit of goodwill. It was a polite mask over what was, in fact, a fiercely competitive subculture of writers and amateur actors, organised like guilds, ranked like sports leagues, judged by criteria most modern readers would struggle to apply.

Van Haecht's invitation poem for the 1561 Landjuweel framed the event as part political summit, part literary congress, part economic showcase for a city already at its commercial peak. His prologue described Rhetorica - the personification of eloquence - sleeping in the protective lap of Antwerp where three nymphs discover her. His opening play, 'The Judgement of Tmolus between Apollo and Pan', drew its plot from the classical myth of Midas and the ass's ears - intended as a Renaissance work but slipping, in its second half, into the kind of broad mediaeval farce that the rederijkers had always loved. His farewell piece argued that the fall of ancient empires came not from rejecting God but from the decline of the arts. It was a bold thesis to advance in the Spanish Netherlands, with the Inquisition active, just a few years before the iconoclasm of 1566 and the religious wars that would follow.

Somewhere in the Royal Library of Belgium in Brussels lives a bundle of unfoliated papers catalogued as the Landjuweel van Antwerpen, 1561, shelfmark II 13.368 E (RP). The date on the catalogue is wrong; a chorus dated 1578 was bound in. The bundle is a working writer's archive - printed sheets and manuscript drafts mixed together - probably assembled by Van Haecht himself. Among the loose verses are choruses on themes that read as Calvinist moral instruction: 'Because one has to treat enemies as friends'; 'God hits and heals and makes the sad happy'; 'The rich do not understand how tired the poor are.' This last one - 'De rijcke weet qualijck hoe daerme te moey is' - has a sting that survives the centuries intact. Van Haecht was writing for an audience who knew exactly which side of that division they stood on.

After 1561, performances became rarer and more ceremonial. In 1585 the Violieren marched in the triumphal entry of Alexander Farnese, Duke of Parma, who had retaken the city for Spain and was about to expel its Protestant majority. In June 1610 they performed a play in the main square to celebrate the ratification of the Twelve Years' Truce between Spain and the Dutch Republic - a brief pause in the eighty-year war that had already devastated Antwerp's economy. In 1624 they staged a new play by Willem van Nieuwelandt called Aegyptica; in 1635 they put on Perseus en Andromida twice during the joyous entry of Cardinal-Infante Ferdinand of Austria, once in the market square and once for the prince's private entourage at St. Michael's Abbey. These were the cultural rituals of a city remembering what it had been.

Behind the public performances was the inner machinery of an actual social guild. The chamber had a hooftman (the honorary president, elected for three years), a prince (the working chair, also three years), a dean (the actual administrator, two years), and two oudermans or seniors. Casting directors, properties masters, fee collectors, and dues collectors filled the second tier. By the seventeenth century the chamber kept semi-professional actors on retainer - they did not pay membership fees, were fed and watered at rehearsals, received six florins for attending a fellow member's funeral, and were exempt from militia duty. The social functions of the guild included attending burials, paying for weddings, and supporting members who fell sick. In 1660 the Violieren merged with the Olyftack, their old rival. In 1762, after centuries of slow decline, the society finally dissolved.