They traded goods at their own discression and prices long before the Free City of Muldum, our guess is it has gone on as long as persons have traded. But the first records hinting at some sort of ‘trade force’, goes back to S.A. 853. When a caravan from to didn’t pay the passage fee nor the city entering fee as they landed.
The mere fact that their hired guards was, as they claimed, cheaper than paying passage and selling tribute. Where the launch to a uprising among trader guilds and the birth of their own army of protection. They have grown ever since, and was prior The Great Invasion one of the major forces to recon with.
They are lead by a council of the most wealthy merchants in The Realm, with the High King, Lionel and the Triad Traders having consultary seats. One of the known members of the Free Traders was Testiculas.
They do not pay taxes from their trade.