What did the pirates ask for so ships can pass safely? What would happen if this did not happen?

Water cannon serve a dual purpose in drenching the assailants and potentially sinking their small boats. The ship's bridge is often the first focus of a pirate attack. Crew are advised to wear bullet-proof vests and helmets, and to protect open bridge wings with steel plates or sandbags.

Explanation:

I dont know if this is what you are looking for, but hope it helps:) Or use3e this site to help:

https://www.telegraph.co.uk/travel/cruises/articles/what-happens-if-a-cruise-ship-is-attacked-by-pirates/

the noble might have thought that the system was far because they had lot of things and riches and the serf would have thought that the feudal system was un fair because of the way they were treated.