Four US presidents were assassinated
Answer:
clean air act
Explanation:
In simple words, The 1963 Clean Air Act is a federal statute of the United States intended to regulate air pollution at a regional level. That is some of the earliest and highly prominent new environmental legislation throughout the United States, and that some of the world's most detailed air pollution rules.
It is applied majorly to the facilities that are involved in petroleum or extraction industry as the machinery involved in such industries highly pollutes the air.
Answer: the north had better equipment and supply's while the south had bad equipment and not alot of supply's
Explanation:
The telegraph because it faster than riding on a pony across the us
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