2022 Reprint of the 1919 Edition. Exact facsimile of the original edition and not reproduced with Optical Recognition Software. Studying the prerequisites for a stable peace settlement during World War I, the author developed a thesis in political geography that he had first outlined in a paper read to the Royal Geographical Society in 1904, "The Geographical Pivot of History." In it he argued that interior Asia and eastern Europe (the heartland)...