In what way was the interstate commerce act most significant.

The Interstate Commerce Act created an Interstate Commerce Commission to oversee the conduct of the railroad industry. With this act, the railroads became the first industry subject to Federal regulation.

Explanation:

I believe this was the most significance the Interstate Commerce Act

enabled. :)))

whose power in the senate is equal to the power of the speaker of the house?

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;