Whakakiia te rerenga e whai ake nei: Mai i te tau 1902 ki te tau 1904, i mahi a Belknap i te Tari Whakahaere Moana. I mahi ia i runga i te kaipuke pakanga mai i te 1904 ki te 1905, a mai i te 1905 ki te 1906 ko ia te kaiarahi me te kaiwhakahaere o te kaipuke pakanga. I whakatairangahia ia ki te rangatira rangatira i te 8 o Hurae 1905. Mai i te 1907 ki te 1910, ko ia te United States Naval Attaché ki Germany i Berlin, a mai i te 1908 ki te 1909 ko ia hoki te Naval Attaché ki Itari i Roma me te Naval Attaché ki Austria-Hungary i Vienna. Whai muri i te parekura nui
I muri i te ruu me te tsunami i Messina, Itari, i te 28 o Tihema 1908, ka riro ia hei kaiwhakahaere mo te mahi a te American Red Cross relief ship i whakautu ki te aitua me te tirotiro i te hanganga o nga kaainga 16,000 i nga waahi rereke e iwa i te taha o Messina me Reggio di Calabria. I te tau 1910, i mahi ia hei karere motuhake me te kaiawhina moana ki te Perehitini o mua a Theodore Roosevelt i te tangihanga o Kingi Edward VII i te United Kingdom.