One of the most prominent and influential Russian aviators, Alexander Yakovlev, was born on April 1, 1906. Revolutionizing the industry, the aircraft designer developed jet fighters, the first all-weather interceptor, the first Soviet vertical take-off and landing plane. His legacy is embodied in contemporary aircraft. The Yak planes made up the core of the Soviet aviation during WWII. Learn more about the legendary aircraft designer’s brainchildren in Sputnik’s gallery.