During which decade did transcontinental rail service begin in the united states?

Explain the strengths of the articles of confederation and how people reacted to this document. ! ^^^ 10 points

Why was galileo galilei brought before the inquisition? for insisting that earth stands still at the center of the universe for proving that planets move in elliptical orbits for putting forth evidence that earth moves around the sun for suggesting that the sun is a star

How was the u.s. economy different from european economies following world war 1?