11 Jul 1935 - Russia Sept 15, 2015 13:26:57 GMT 1 Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Diarist on Sept 15, 2015 13:26:57 GMT 1 Maiden flight of the Yakovlev UT-2. The UT-2 is designed as a trainer, more suitable for training pilots of modern and fast aircraft than the older U-2 (Po-2) biplane.Source: Wikipedia.