 Gapi Baguna now allowed the Portuguese to build a fort on Tidore (1578), hoping to attract the clove trade and secure military backing against Ternate.After the merger of Portugal with Spain in 1581, forces from the Spanish Philippines backed up the Iberian positions in Maluku.A Spanish force arrived to Tidore in 1582, and attempted to weaken Babullah through incursions on Ternate.