Like potato without soil, Comrade can not grow without recognition from State. Work hard and prove yourself and you will be rewarded with "non-arbitrary" Rank. As your Communist State grows so too will your Rank; accompanied with crisp new uniforms to show off your status.
Time Travel to increase your Rank when you have earned enough Medals. Traveling through Time will reset your game but your new experience and keen insight will help you build ever greater State!