A belief in manifest destiny is most closely associated with the decision to declare war on Mexico. The Manifest Destiny is a belief or doctrine that was created in the 19th century and it was based on the thinking that the American expansion throughout American continent was absolutely justified and inevitable.<span />
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Answer: (D.) Spread of democracy
<span>American Renaissance is also known as New England renaissance that started in the eighteen hundred thirties and lasted almost until the end of American civil war. It produced many great american authors who drove the nations spirits with their writing. These american writers mainly focused their writings on equal rights and opportunities for every human.</span>