 Problems for the Portuguese arose almost immediately when the offensive coincided with the beginning of the monsoon season , creating additional logistical difficulties . Not only were the Portuguese soldiers badly equipped , but there was very poor cooperation , if any at all , between the FAP and the army . Thus , the army lacked close air support from the FAP . <unk> Portuguese casualties began to <unk> FRELIMO casualties , leading to further political intervention from Lisbon . 
