MB operating in Katiadi, Pakundia and Gachhihata carried out the following guerrilla activities between 20 to 26 Jul. They raided Pak troops in two launches ex Dacca in Dargapur area, five miles South West of Katiadi river killing 40 Pak troops and injuring 45, damaging one launch. They engaged Pak troops in five launches, approximately 500 Pak troops. The fierce fighting took place and lasted for 5 days and inflicted heavy casualtics estimated approximately 100 Pak troops suffered. One train carrying Pak troops went over a mine, laid by MB near Gachhihata Railway Station on railway line Bhairab-Mymensingh. Due to this 20 Pak troops, 10 Punjabi Policemen and two engine drivers were killed.
On 25 Jul. MB threw grenades on Police lines Mymensingh. Another group threw grenade on Razakars and houses of Pak supporters. MB destroyed Kotvvali Police Station in Mymensingh. As reprisal for increased activities by MB Pak troops burnt houses of Kalpara near Mymensingh, bumt Tental Bazar, Phulpur and killed people working in paddy fields at Baitamari.
On 11 Augst MB ambushed Pak troops on road Darbasth-Kanairghat killing three Paks and injuring two.
On 10 Augst MB raided Kanairghat and killed 3 Razakats.
On 9 Augst MB killed two Pak supporters in Dilkhusha area.
On 10 Augst MB destroyed two telephone poles and removed telephone lines in various places between Sylhetipara and Mewa. Due to this action telecommunication between Baragram and Selia were disrupted.
MB threw grenade at Beanibazar and killed two Razakars.
On 2 Augst MB ambushed Pak vehicle near Chatak and wounded five. MB engaged Pak troops in speed boats on Surma river on 4 Aug killing two Paks and injuring two.
On 12 Augst MB engaged Pak troops in Goshgaon arca killing three Razakars and injuring four.
On 26 Jul MB threw grenades at Mymensingh Petrol pump killing one guard and injuring one.
