Poland, poland was a neutral country that was protected through a social agreement and when he invaded the surrounding countries were infuriated.
the correct option to this question are
the catholic church unified different kingdoms of Europe under the umbrella of the church. An example is when the church crowned kings as emperors of the holy catholic empire.
the catholic church intervened and settled disputes between rival kings and lords. whenever, there were disputes the king was always at the forefront to handle and resolve disputes.
Answer:
Between one-third and one half of Europe's population died because of the plague. Plz mark brainliest.
Explanation:
Answer: to stay out of European affairs
