Why was the 1469 marriage of ferdinand and isabella important?

a) it marked the end of warfare in spain.
b) it resulted in an era of religious tolerance in spain.
c) it united two kingdoms and laid the foundation for modern spain.
d) it forced spaniards to give up any ideas of founding colonies.

The correct answer is C.

After their marriage that took place in Valladolid in 1469, Queen Isabella I of Castile and King Ferdinand II of Aragon united their kingdoms and adopted the joint title of Catholic Monarchs. Castile and Aragon were the two major kingdoms in the Iberian Peninsula that constitute almost the whole current Spanish territory.

Their marriage is regarded by most historians as the first step towards the unification of Spain, although under their goverment and for many more decades, both kingdoms continued to have their own separate institutions.

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states.

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