Over 193,000 miles of railroad track were built by what year?

How did the duwamish people the first settlers in seattle adapt to their new environment? check all that apply. they built longhouses for the settlers. they offered the settlers weapons. they gave the settlers food. they the settlers farm and fish. they taught the settlers to trade.

Which of these resulted in an actual slow down or limiting of the u.s. and soviet nuclear arsenals?

What was the respond by the federal government to the activists of the kkk