Answer:
they gained diseases from the Europeans such as smallpox and diphtheria which greatly reduced theie population. hope this helps!!
edit: not too sure abt the solution sorryy
Constitutional monarchy means that the parliament or the legislature makes the rules and the King of the country goes along with those rules. King James II of England refused to follow the constitutional monarchy and was kicked out through the revolution of 1688. This gave rise to constitutional monarchy in England.