Ćosović and his Javor Detachment retreated to Moravički district and captured Ivanjica on 31 August after it was first deserted by Germans.

[9] Ćosović, a self-proclaimed Chetnik voivode and ex gendarmerie officer, tried to secure retreat of Germans and their arms from Užice.

[13] Since he disobeyed, his detachment was disbanded, but he kept his arms and became illegal and had numerous military conflicts with Italian and German forces and Sandžak Muslim militia.

[14] During the night between 14 and 15 October 1942, Ćosović and his Javor detachment of legalized Chetniks attacked German post and antimony mine in Lisa near Ivanjica.

[15] Zvonko Vučković had a very negative opinion about Ćosović and described how he disobeyed orders and conducted many acts of violence and robbery.