After the fall of Kazan, Vladimir Lenin called for the dispatch of Petrograd workers to the Kazan Front: "We must send down the maximum number of Petrograd workers: (1) a few dozen 'leaders' like Kayurov; (2) a few thousand militants 'from the ranks'".
喀山陷落后，弗拉基米尔·列宁要求派遣彼得格勒工人去喀山前线：“我们必须派遣大多数彼得格勒工人：（1）几十个像卡尤罗夫（英语：Benyamin Kayurov）那样的‘领导人’；（2）几千个‘来自上层’的”。