The history of social media shows, surprisingly, how fleeting much of it has been and how few genuinely innovative developments there have. Important Turning Points in History, a timeline made with Timetoast's free interactive timeline making software. Her book, American Nietzsche: A History of an Icon and His Ideas, won . The birth control pill was one of the most significant achievements of the 20th century. It's a big emotional turning point that's still not widely analyzed. Learn how the space program grew out of advances in rocketry during World War II and advanced rapidly due to cold war paranoia exacerbated by the žolik online of Sputnik. Treaties, self-determination, and land restitution returned to the national agenda, as the occupiers demanded implementation of international law. Pforzheimer Professor at the Radcliffe Institute for Advanced Study and a winner of the Pulitzer Prize in history. Ever since its publication inThe Prophet has been a salve for readers who tried—in good American fashion—to break from conformity. See more Art and Culture timelines. So far they have helped me quite a bit and I started to browse the other sections.