The successful attempt to put the satellite Sputnik into space confirmed the fear of the US citizens that the Soviet Union was capable of potentially placing weapons into space (like missile-technology satellites, etc).
Answer:
A
Explanation:
I'm literally learning this now in APUSH. In 1914 which is the era of the gilded age people were dependent on railroads and oil. Thanks to help from Carnegie (and the other 4 men) (around 1914) and steel, the US economy rose back from its divided chaos.
If their rights were being infringed upon, saw rules/laws as unjust or unfair
Answer:
Ideas appear again in the Roosevelt Corollary.