What did isabella do to make spain into a catholic nation

Isabella was queen of Castile from 1474 to 1505, and she had to fight a civil war to secure her throne. Her marriage to Ferdinand II of Aragon began a thirty five year joint rule of a unified Spain by the Catholic Monarchs. ... In 1478, they established the Spanish Inquisition as a royal council under royal control.

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Fight the civil war

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

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step-by-step explanation:

look at the x and y axis