Answer: D. Russia
Explanation: Hope it helps :)
Well the other guys answer is technically right their a few more details to it. The league of nations was also another attempt to stop further wars between various groups in the world. They didn't want another Holocaust or world war to happen so it made it that all nations would turn on one nation or nations if they did go rogue and attack.
National Aeronautics and Space Administration.
because they thought that a strong government could handle al the economic problems of the country.