Definition: In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.
Input: The U.S. military is at risk of losing its military superiority because our Navy is smaller than its been since 1917. Our Air Force is smaller and older than any time since 1947.

military