High Quality Content by WIKIPEDIA articles! The Focke-Wulf Ta 400 was a large six-engined bomber design developed in Nazi Germany in 1943 by Focke-Wulf as a serious contender for the Amerika Bomber project. One of the first aircraft to be developed from components from multiple countries, it was also one of the most advanced Focke-Wulf designs of World War II, though it never progressed beyond a wind tunnel model.