 Complete the following phrase:  As Russia collapsed into internal conflict following the October Revolution, the 5th Kargopol Dragoon Regiment moved to Samara in January 1918. In August, Nechaev joined the anti-Bolshevik Peoples Army of Komuch as commander of the 1st Kazan Cavalry Volunteer Regiment, and became leader of the Kazan Dragoon Regiment in September. Serving as part of Vladimir Kappels White army nicknamed kappelevtsy, he was eventually appointed head of the Volga Cavalry Brigade in January 1919, and led this unit during several battles of the 