The Summer Olympics held 90 years ago in Germany loom so large in memory—with Nazi-governed Berlin hosting, Adolf Hitler imperiously presiding, and U.S. sprinter Jesse Owens flouting Nazi racism by winning four gold medals—that the Winter Olympics from that same year has mostly faded to a historical footnote. Yet the Olympic Games that began on Feb. 6, 1936, were likewise hosted by Germany—and they offer an even more dramatic vantage point on Nazi ideology. Before the sporting world congregated