What are some good topics for a term paper on the Late Middle Ages?

How about the development of weapons as they transitioned from a focus on heavy armor and counter armor techniques to a focus on speed and maneuverability at the advent of gunpowder. Anti-armor weapons such as the mace (a href="http://www.discoverthemiddleages.com/?q=node/1)" rel="nofollow"http://www.discoverthemiddleages.com/?q=…/a were quickly relegated to ceremonial use when armor usage dropped.