This sure is a hard question.....
I'm not sure this is the answer you're looking for but anyways...
Curtail - to make less by or as if by cutting off or away some part
Answer:
France, England and Spain
Explanation:
In the early 1300s France, England and Spain were the strongest monarchical states by 1300s. The reason these states were able to be stronger was that they often intermarry between the royal families. Thereby solidifying the power.
They also practiced absolute monarchy. During his time the King holds all the authority such that no law can curb them. They also have personnel that can travel long distances through the sea