Starting in 1643 , about 150 delegations ​ — some with large teams of advisers — ​ descended on the two towns , Catholic envoys gathering in Münster , Protestant delegates in Osnabrück .
Starting in 1643 , about 150 delegations ​ — some with large teams of advisers — ​ descended on the two towns , Catholic envoys gathering in Munster , Protestant delegates in Osnabruck .