What are the advantages and disadvantages of the north and south during the american civil war?

                                                                                                            AMERICAN HISTORYThe Union in the Civil War  During the American Civil War, the Federal Government was generally referred to as the Union, although the terms “United States,” “Federals,” the “North,” and “Yankee,” were also used. Supported by 20 Free States and five Border States, the Union was comprised of:

These islands/chinampas then provided rich soil for crops with easy access to water. i hope this is correct, im so sorry if its not !