 Nyorai mberi kweiyi ndima - Mushure mekupera kwehondo yevagari vemo muna 1991, Tsadkan akazove mukuru uye mukuru wevashandi veEthiopian National Defense Force ENDF, achitungamira kuvaka kwayo. Akatungamira kuvakwazve kweuto reEthiopia, asi akashoropodzwa nekushaikwa kwemarudzi apo vaimbove vatungamiriri veTPLF vakaumba musimboti wesimba. Pasi pehutungamiri hwaTsadkan, ENDF yakapinda muchivako cheAl-Qaeda muSomalia muna 1996, uye yakapa rutsigiro kumapoka evapanduki muSudan.. Munguva yehondo yeEritrea neEthiopia, akasimbirira pakutyaira mauto eEthiopia kupinda muguta guru reEritrea reAsmara, asi akarambidzwa kuita izvi nemutungamiri wehurumende Meles Zenawi. Kutevera kupera kwehondo kusawirirana mukati meTPLF kwakaita kuti Meles adzinge Tsadkan kubva pachinzvimbo chake chemukuru wevashandi muna 2001. Tsadkan akazotaura kuti nyaya yake huru yekukakavadzana naMeles yaive pamusoro pekushayikwa kwedemokrasi muEthiopia. 