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Answer:
there was no provision for those states west of Mississippi
<span>Congress was tired of reconstruction and sick of changing the social structure of the South. And, all of the old leaders were dead. There was also a lot of corruption in Grant's administration, and Congress decided stopping corruption was more important. A third reason was because Congress had a new goal to make the US the most powerful, industrial nation in the world and to help big businesses.</span>
Answer:
The cost of expanding O'Hare would be around $8 billion but the benefits are the possibilities that delays could be cut by 79% and that 195,000 jobs and $18 billion would be put into the local economy. More planes will be available to land and/ or lift off from there.
I hope this helps you! :D