 Nyorai mberi kweiyi ndima - Muna 1977, Seyoum akabatana neEritrea Peoples Liberation Front EPLF, iyo yairwira muEritrea War of Independencemukurwisana nehurumende yaHaile Selassie yeEthiopia, iyo Eritrea yakanga yabatanidzwa nayo nechisimba. Pashure pemakore mana achidzidziswa semurwi wehondo, akatanga kudzidziswa kutora mifananidzo uye akatanga basa rakabatana remurwi nemunyori wehondo. Seyoum akashuma pamusoro pehondo yeMassawa muna 1990, umo EPLF yakawana kutonga kweguta rechiteshi cheMassawa. 