What if the most revolutionary force in American history wasn't a politician or an army, but post office mail carriers bringing letters to farmhouse doors? At the turn of the 20th century, rural Americans lived in profound isolation, cut off from news, markets, and opportunities that city dwellers took for granted. Predatory merchants and railroad companies exploited this information gap, charging whatever they wanted because farmers had no way to know if prices were fair. But then something radical happened in postal history: rural farmers organized. Through the Grange movement, they launched a decades-long grassroots campaign demanding Rural Free Delivery from the US Post Office, arguing that if city folks got mail delivered to their homes, rural Americans deserved the same democratic right from the Post Office. In Episode 4, Aileen and Maia tr ...