Original sentence: The Baku Sovnarkom or Soviet had been collaborating with the local branch of the Armenian Revolutionary Federation party to establish control over the city and its surrounding environs but by the beginning of the summer of that year, it found itself under increasing threat by the advancing armies of the Ottoman Empire.The massacre is said by some scholars to have been carried out in retaliation for the earlier March Days, in which ARF and Bolshevik forces had killed Azerbaijani inhabitants of the city in March 1918
Edited sentence: The Baku Sovnarkom or Soviet had been collaborating with the local branch of the Armenian Dashnaktsutiun party to establish control over the city and its surrounding environs but by the beginning of the summer of that year, it found itself under increasing threat by the advancing armies of the Ottoman Empire.The massacre is said by some scholars to have been carried out in retaliation for the earlier March Days, in which Dashnak and Bolshevik forces had massacred Azerbaijani inhabitants of the city in March 1918