The question above is intended to assess your ability to write an essay and your perception of the definition of America's promise. In that case, it's not correct for me to write the essay for you, but I'll help you write it.
First of all, you should know that America's promise refers to the expectation of having a successful life as an immigrant in America.
In this case, to write your essay you must research this expectation that immigrants had, how this expectation was built, how it is linked to the American dream, and how it is presented today.
You can search for this subject in articles, which will give you greater clarity and essential information for your knowledge.
Based on this, you can write your essay as follows:
It is important to remember that the introduction and conclusion of an essay must be done in short paragraphs.
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