The most important antitrust law in American history was the Antitrust Act of 1890.

The Sherman Act of 1890

Explanation:

The Sherman Antitrust Act was enacted in 1890 to curtail combinations of power that interfere with trade and reduce economic competition. It outlaws both formal cartels and attempts to monopolize any part of commerce in the United States.

answer: i looked it up

explanation: in 1955 in montgomery, alabama, a girl refused to give up her seat on a public bus. the girl was black, and the passenger looking to take her seat was white. this is a familiar tale, but it's not about rosa parks. the girl in the story is a 15-year-old high school student named claudette colvin, and this act of defiance occurred nine months before rosa parks did the same thing. colvin was arrested, and her case is what led to the u.s. supreme court's order for the desegregation of alabama's bus system. so, why don't we know colvin's name? "later i had a child born out of wedlock; i became pregnant when i was 16," colvin says. "and i didn't fit the image either, of, you know, someone they would want to show off.