Dee ihe ọzọ maka paragraf a - Dị ka achịbishọp, a na-enyekarị Hanna ọrụ inye aka n'idozi esemokwu ndị metụtara ọrụ. N'afọ 1921, a họpụtara ya onye isi oche nke San Francisco's Wage Arbitration Boards; Hanna jere ozi na bọọdụ site na 1924. Gọvanọ James Rolph họpụtara Hanna ka ọ bụrụ onye isi oche nke ụlọ ọrụ gọọmentị etiti iji dozie mkpesa owu 1933 na Corcoran, California. N'afọ 1934, mgbe ndị mmadụ na-akụ ihe n'akụkụ mmiri dị n'Ebe Ọdịda Anyanwụ
Onyeisiala Franklin Roosevelt họpụtara Archbishop Hanna ka ọ bụrụ onye isi oche nke National Longshoremen's Board. E kenyere kọmitii ahụ ọrụ idozi ngagharị iwe ahụ site n'ịgba n'etiti International Longshoremen's Association, International Seamen's Union, na ndị were ha n'ọrụ.