MEIOU-and-Taxes/MnT-EU5

AI Summary: This GitHub issue proposes a new game event to simulate the historical period of rapid centralization in Europe between 1490 and 1590. The event would trigger when a country possesses "early modern" cannon technology and a sufficient number of cannons. Its effect would be to significantly reduce noble power for approximately 100 years, reflecting how cannons rendered noble fortifications obsolete and aided the crown's authority.