Athens was a direct democracy which means that all eligible citizens voted directly on bills and legislation. Citizens had input in many of the decisions that were made. On the other hand, the US is a representative democracy. This means that voters elect politicians who cast votes on the issues at hand on their behalf.
Because it didn’t receive support from the senate. Also the U.S wanted to keep America out of European affairs.
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Lowering tariffs to increase the foreign competition on low prices. creating the federal reserve for economic stability and accessible credit for the middle class