105 years ago today, July 23, 1920 (June 8, 1920, the 1920 lunar calendar), the Battle of Warsaw in Russia and Poland began. Soviet Red Army Cavalry in the Russian-Polish War On July 23, 1920, the Battle of Warsaw in Russia and Poland began. Kamenev, commander-in-chief of the Soviet Red Army, ordered the Western Front Army not to rest in battle, but to continue to chase and annihilate the retreating Polish Army. By August 12, he forcibly crossed the Vistula River to capture Warsaw, while the Southwest Front Army switched to Lviv. attack. The coordination between the two Red Army armies was thus disrupted, resulting in the defeat of the Soviet Red Army at the foot of Warsaw. Comments: The Russia-Polish War ended with the defeat of the Soviet Union and also ended the history of Cossack cavalry