Between 1870 and 1890, which area had the greatest increase in railroads and, as a result, the most significant economic growth?

What did rudyard kipling mean when he wrote about the white man’s burden

Dalton developed the first model of the atom that showed the structure of the inside of an atom

Which statements describe how reformers fought for social change in the progressive era? check all that apply. 1. they founded a state university to promote industrialization. 2. they began a civil rights movement to promote equality between races. 3. they made it legal to manufacture and sell alcohol. 4. they built thousands of new schools and required attendance. 5. they promoted abstinence from alcohol and supported prohibition.