I could think of many times such a party contract would of come in handy.
Rome. It was defined by its Glories and its Horrors. What were its military’s ranks.
I am always looking for rank structures to use in games. It is my hope that you will share some of your historical knowledge or ranks and/or reveal to us the hierarchy of ranks in the games that you play.
Golden tablets with the seal of the ruler that issued the pass and the seal and name of who it was issued to. About the size of your palm of solid intricately etched gold. The holder of the tablet is backed by the authority of the king to make any required purchases on credit or enter any place they deem necessary. A very powerful token indeed.
"Many strange things may be seen in the Great Swamps, not all real. But I tell you, there was a ship and it was real! Well it was old and all sails torn and had many holes in the hull... but anyway it was hundreds of miles from the Sea! How it came to be there, I can only wonder..."
(If it is not a hallucination, may be inhabited by wererats.)