This dissertation examines a group of American men who adopted and adapted notions of American power for humanitarian ends in German-occupied Belgium with the Commission for Relief in Belgium (CRB) during World War I. The CRB, led by Herbert Hoover, controlled the importation of relief goods and provided supervision of the Belgian-led relief distribution. The young, college-educated American men who volunteered for this relief work between 1914 and 1917 constructed an effective and efficient humanitarian space for themselves by drawing not only on the power of their neutral American citizenship, but on their collectively understood American-ness as able, active, yet responsible young men serving abroad, thereby developing an alternative too...