 He led the battle of Massawa in 1977; He also, along with Ogbe Abraha, led the battle to liberate the town of Barentu in 1987.In 1991, as he commanded the EPLF army that besieged Asmara, taking charge of the city when it fell to his forces.In its June 16, 1991 publication, "The New York Times" stated that after the fall of Asmara, "Petros Solomon, was running the city until the arrival of Isaias Afewerki".