▁occurred ▁on ▁December ▁ 1 8 2 5 , ▁when ▁about ▁ 3 , 0 0 0 ▁officers ▁and ▁soldiers ▁refused ▁to ▁swe ar ▁alleg iance ▁to ▁the ▁new ▁ts ar , ▁this ▁group ▁of ▁consp ir ators ▁has ▁become ▁known ▁as ▁the ▁Dec em br ist ▁revol t ▁lay ▁in ▁the ▁Napole onic ▁Wars , ▁in ▁the ▁ 1 9 th ▁century ▁in ▁Saint ▁Petersburg ▁took ▁place ▁a ▁revol t ▁organized ▁by ▁the ▁nobles ▁conf eder ate . ▁Their ▁objective ▁was ▁to ▁transform ▁Russia ▁into ▁a ▁constitution al ▁state ▁and ▁to ▁abol ish ▁the ▁ser f dom . ▁▁ ▁The ▁Life ▁Guard ▁Hor se ▁Regiment , ▁the ▁main ▁actors ▁are : ▁Leon id ▁B iche vin , ▁Mak sim ▁Mat ve ye v , ▁P avel ▁Pr il uch ny , ▁Ivan ▁Y ank ov sky , ▁Anton ▁Sh agin , ▁Ivan ▁K oles nik ov , ▁Aleks andr ▁Dom og ar ov , ▁Ig or ▁Pet ren ko , ▁Serge y ▁Per eg ud ov , ▁V ital iy ▁K ish chen ko , ▁Ale k se i ▁G us kov , ▁Aleks andr ▁U sty ug ov , ▁Serge y ▁Kol t akov , ▁Vlad is lav ▁V et rov ▁and ▁Ar ty om ▁T k achen ko ▁in ▁supporting ▁roles , ▁the ▁army ▁of ▁the ▁Russian ▁Empire . ▁ ▁According ▁to ▁the ▁website ▁of ▁the ▁Union ▁of ▁Cin emat ograph ers ▁of ▁the ▁Russian ▁Federation , ▁the ▁picture ' s ▁budget ▁in ▁ 2 0 1 6 ▁was ▁estimated