Answer:
I would think it would be trench warfare
Explanation:
Lech Walesa (polish politician and labor activist)<span />
<span>The English government wanted help paying for the war from the: French
Even though they technically won the war, the gained a lot of debt to fund the supplies needed for the war. So, they asked American colonies for help.
According to their argument, American is indirectly benefited from their victory and therefore it is only fair if we also contribute to their cost.</span>
In a feudal system, a vassal, akin to a serf in most contexts, in general worked land on a lord's fiefdom in exchange for some of the produce from the land and some military protection.