Azad Gomantak Dal, a revolutionary group, vowed to fight the Portuguese using direct action strategies. Azad Gomantak Dal was founded by Vishwanath Lawande, Narayan Hari Naik, Dattatraya Deshpande, Prabhakar Sinari who along with their other friends carried out series of attacks on Portuguese police stations and banks . all of them were sentenced to 28–29 years of imprisonment in exile by the Portuguese courts. Narayan Naik and Dattatraya Deshpande suffered about 14 years of imprisonment in prisons in Portugal and Angola, however they were released after annexation of Goa. Vishwanath Lawande and Prabhakar Sinari managed to escape the prisons and continued their armed struggle against the Portuguese rule by forming huge armed force of anti-colonial fighters with headquarter on Goa India border at Vazarem . Azad Gomantak Dal successfully carried out raids on police stations and factories, ambushed military patrols, attacked troops stationed at the border and blew up ammunition dumps. they freed part of Goa called ""Dadara and Nagarhaveli"" vide military action. the leader of the military organisation Vishwanath Lawande declared himself as Governor of Dadra and Nagarhaveli. However, in response to the group's revolutionary tactics, the Portuguese increased their military presence by bringing in white and African troops to quell the insurgency. प्रारूप:Citation needed