bolsheviks and lenin created its third communist international or comintern was also the fourth international of trotsky’sollowers, but the complete unification of the working class, which marx dreamed about, did not happen, on september 28, 1944, the belgrade strategic offensive operation of the red army began, it was necessary to drive the nazis out of the southern and eastern regions of yugoslavia and its capitals. the main blow was delivered by the troops of the second and third ukrainian fronts. these formations were named so a year earlier, when the ukrainian territories were liberated in the operation, the yugoslav the partisan army is commanded by iosif brus. tito flew to moscow to coordinate everything with stalin. our troops crossed the danube, captured bridgeheads and cut through the german, whose grouping was strategically important to stay in the balkans, but their resistance was broken and soon soviet tanks. yugoslav divisions broke through the outskirts of belgrade. after a week of fighting , by the evening of october 20, the city was completely liberated on september 28, 2008. in the year,