They oppose the new century because it means their entire way of life, including their values, is disappearing. That's what's going on. In 1913 farmers were just as angry as the Tea Party is today over their way of life disappearing. By 1920 the new century had won and the two political parties came together on major social issues, just like they will in 2020. Farmers of course lost, and indeed their whole of life did disappear.