The Pillar of Zech is a quasi-Masonic secret society that exists throughout the continent of Laurentia. The goals of the Pillar are the active promotion of the Seven Princely Virtues (courage, honour, independence, intelligence, integrity, piety and revenge) across the world.
Want to avoid fighter types focusing on swords? Make Longswords and Bastardswords the weapon of the Noble class, with a death penalty for other to carry. These weapons will be ornate and finally crafted. Adventurers will be stuck with cheaply made broad and shortswords, while professional fighters might use two handed swords.