There are some barriers to this concept that speaks about the reality that if a person accepts global citizenship, then he/she will not be considered fully as part of one nation and that one has to face difficulty in living in the social standards of the nation.
fear that Spain would try to regain it's colonies in Latin America, despite their declaration of independence
The Monroe Doctrine was an effort by President James Monroe in 1823 to limit other European powers particularly Spain from settling colonies or province in the Western Hemisphere. It basically declared that the United States would recognize such trials as an act of hostility because America fear that Spain would try to regain it's colonies in Latin America. At the same time, the doctrine recorded that the U.S. would appreciate and not intervene with existing European colonies nor interrupt in the internal affairs of European countries.
The leading cause of the Climate change is D. <span>carbon dioxide
</span><span>carbon dioxide that cover the Earth's atmosphere trapped the heat from the sun inside the earth which will cause a rise in average temperature.
The amount of carbon dioxide in atmosphere became worsened since the industrial revolution period and the usage of fossil fuel.</span>
<span>B) indirectly, by the Electoral College
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The answer would be B. A constitutional requirement.
