The Progressive era was an Era that lasted from 1820 to 1920, it was a collection of ideas and activities about how to fix many problems in American society.
They aimed to stop Senate corruption because, at that time, political machines often influenced the election of senators in exchange for federal contracts and jobs. So the progressists proposed the direct election of senator by all states voters. This was passed by the 7th Amendment.
Cities developed professional firefighting and police forces.
They did it by destroying their agriculture products
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China has renewed its threat of using military force against Taiwan to prevent it declaring full independence, after Beijing conducted live fire drills and flew fighter planes close to the island this week.
Chinese defense ministry spokesperson Wu Qian said that Beijing would not shy away from unifying the mainland and the island of Taiwan “through force”.
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