The conclusion of an essay has three major parts:

How to Write the Conclusion of an Essay | eHow
The conclusion of an essay is as important as the introduction, with the two paragraphs considered the essay’s figurative “bookends.” While the first paragraph introduces the topic and makes a claim, the conclusion of an essay looks back at the claim with the benefit of supporting details, and shows how the point of the essay was made. It’s important for students to learn how to write a conclusion that finishes the work of the essay, and supports the main claim.
Writing the conclusion of an essay requires referring back to the introduction to reiterate originally posed questions and come up with a...
The conclusion of an essay may be the most important element of the essay. An essay may have an enticing introduction that draws in the reader, contain fascinating facts and persuasive details. However, it is the conclusion that wraps everything together and prompts the reader to take action or ponder further. This is the mark of a well-written conclusion. The conclusion of an essay should be the last paragraph. While a conclusion is often shorter than other paragraphs in the essay,...The conclusion of an essay may be the most important element of the essayHow to Write the Conclusion of an Essay