On Friday, May 23, 2014, the President signed into law:
H.R. 685, the "American Fighter Aces Congressional Gold Medal Act," which provides for the award of a single congressional gold medal to the American Fighter Aces, collectively, in recognition of their heroic military service and defense of the Nation's freedom throughout the history of aviation warfare; and
H.R. 1209, which provides for the award of a single congressional gold medal to the World War II members of the Doolittle Tokyo Raiders, for outstanding heroism, valor, skill, and service to the United States in conducting the bombings of Tokyo.
Barack Obama, Statement by the Press Secretary on H.R. 685 and H.R. 1209 Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/306273