 Its unity and operational efficiency was further weakened by the interference of civilians and politicians in military affairs, and the perception gap between the staff officers and field commanders.The most serious problem was the tension between Karen Officers, coming from the British Burma Army and Burmese officers, coming from the Patriotic Burmese Force (PBF).In accordance with agreement reached at the Kandy Conference in September 1945, the "Tatmadaw" was reorganised by incorporating the British Burma Army and the Patriotic Burmese Force.