Faatumu le fuaiupu lenei: Iā Iulai 1999, na tofia ai Jacoby e avea ma faatonu mo faamatalaga faalilolilo (J2) i le Ofisa Tutotonu. Na amata lana galuega i le taʻitaʻia o le vaega o le suʻesuʻeina o gaoioiga i le Balkans ma Kosovo. Na faaauau pea ona faamalosia e le Northern ma le Southern Watch ia No-Fly Zones ma faasalaga faasaga ia Iraq. E lē gata i lea, na taofia e le au Saina i le motu o Hainan le vaalele suʻesuʻe a le US Navy EP-3 ina ua fetaui ma se vaalele tau a Saina i le taimi o gaoioiga i luga o le Sami i Saute o Saina ma le osofaʻiga i
O le USS "Cole" na tupu i Aden, i Yemen. O lenei mea na tupu mulimuli na mafua ai se suiga taua i le auala e suʻesuʻe ai faiga faatupu faalavelave ma le lagolago i vaega o loʻo faʻagaioia lea na faʻaalia i le Joint Intelligence Task Force, Combating Terrorism (JITF-CT) o loʻo galue i lalo o le taʻitaʻiga a le Joint Staff J-2 o se vaega o le Defense Intelligence Agency. O Jacoby sa ia fautua atu mo le faateleina o tupe mo le JITF-CT i le aoauli o Setema 10, 2001 faatasi ai ma le aufaigaluega sinia i le House Permanent Select Committee on Intelligence. Sa iai o ia i le Pentagon ina ua osofaʻia i le aso 11 o Setema, 2001. Na ia taʻitaʻia le tu i luga o le JITF-CT, sa galue malosi i le faʻataʻitaʻiga o le faʻataʻitaʻiga mo le Global War on Terrorism ma faʻagaioiga a le militeri i Afghanistan, vaʻavaʻaia J-2 gaioiga i le taimi o le amataga vaega o taua gaioiga i Afghanistan ma sa taua tele i le atinaʻeina ma le lagolagoina o se faʻagaioiga faʻagaioiga faʻaigoaina "2 Plus 7" lea na avea ma nofoaga tutotonu mo US gaioiga e faʻaleagaina le Al-Qaeda faʻalapotopotoga ma osofaʻia lona faʻataʻitaʻiga faʻataʻitaʻi ma faʻataʻitaʻiga gaioiga. Na taulaʻi atu taumafaiga i gaoioiga faasaga i taʻitaʻi e toʻalua ma le toʻafitu o ē e sili ona tāua i le fuafuaina o gaoioiga. O le iʻuga, na matuā faaitiitia ai le tomai o le faalapotopotoga. Iā Iulai 2002, na faaiʻu ai e Jacoby lana tofiga mo le tausaga e tasi o le Ofisa Sooupu J-2.