By forming various organizations.
The European Union, for example, unites Europe (Minus Britain these days) under one banner, thus preventing fighting.
A more direct example is the North Atlantic Treaty Organization. NATO protects the "North Atlantic" and Europe from terrorists and invading countries by using the combined military strength of multiple nations.
Answer:
Iran was considered a threat to the US. So our government helped arm the country of Iraq during very tense anti American movement was formed within iran
<span>France wanted to break the power of the Catholic Hapsburgs monarchs, who ruled in Spain, Austria, and the Holy Roman Empire. So, the helped the Protestants... :)</span>
Corroborating sources allows a historian to increase the reliability of the information at hand. Having multiple sources in agreement makes it less likely for discrepancy
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Some things John locket core beliefs are we all natural rights such as life liberty and the pursuit of happiness he also believed in a social contract between rulers and the people
