The window of opportunity for the Defense Forces of Ukraine to take advantage of seizing the military initiative in southern Ukraine will last until August, military expert and retired Security Service of Ukraine colonel Oleh Starikov is convinced. "Currently, with the help of the USF, operations are being carried out to cut off logistics in the Black Sea and Azov regions in order to prevent combat and rear supply to the grouping of forces 'Vostok' commanded by General Ivanaev of the Armed