What are the three main reasons why reconstruction failed?

Also, another cause of the lack of political focus during Reconstruction was the great economic prosperity in the North following the Civil War. ... The failure of the North to effectively rebuild the South and bring it back into the Union during Reconstruction is evident after the time period.

So far i know that you cant

Structure your essay into an introduction, body, and conclusion. make sure your essay focuses on a main idea, includes precise language to clarify ideas, and is written in a formal style. use textual evidence, including scansion, to support your ideas.