La Follette defended that in a republic citizens have the right to elect their representative by voting on them. Because of that, he said that citizens should be allowed to control all stages of the elections, including the primaries.
They throw rocks at the officials.
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B. The United States built a series of defensive fortifications in the 1950's called the Iron Curtain.
The Iron Curtain referred to the satellite nations that Russia controlled that acted as buffer between Western Europe and Russia.