Moscow currently fields some 520,000 troops in Ukraine and plans to raise this number to 690,000 by the end of the year, Commander-in-Chief of the Ukrainian Armed Forces Oleksandr Syrskyi said in an interview with the Guardian published on July 24. “When it comes to equipment, there is a ratio of 1:2 or 1:3 in their favor,” Syrskyi said in the interview. Ukraine’s top military commander explained that this is the key reason for Kyiv’s setbacks on the battlefield in recent months. Syrskyi ordered a withdrawal from Avdiivka in February as Ukrainian forces struggled to hold on to the key front-li…