Marianus promptly began a guerilla war of ambushes against royal troops until, at the end of 1355, a brief peace was signed at Sanluri by which Marianus renounced Alghero.
Marianus segera memulai perang gerilya menyergap pasukan kerajaan sampai akhir tahun 1355, kedamaian singkat ditandatangani di Sanluri dimana Marianus menolak Alghero.