I think it’s George Armstrong that they defeated
Because industrialization lead to a work force which eventually turned into a militarism because the work force could now make their own amo and guns which they didn't have to rely on other countries <span />
Midterm elections usually have the characteristic of lower voter turnout than Presidential year elections.
People usually feel less motivated and, as a result, less people vote during what is considered "off years." As a result, there is often more movement in who holds the House or Senate as a result of only die hard voters participating in the off year.