In the Fourth Year is a collection H.G. Wells assembled in the spring of 1918 from essays he had recently published discussing the problem of establishing lasting peace when World War I ended. It is mostly devoted to plans for the League of Nations and the discussion of post-war politics. From Wikipedia (CC BY-SA).

Love Jack London's classic adventure novel The Call of the Wild? Curl up with this collection of short stories in the same vein. The tales in The Son of the Wolf, most of which are set in the Klondike region of the Yukon, highlight London at his very best.