▁train : ▁Germany ▁would ▁not ▁take ▁the ▁chance ▁that ▁he ▁would ▁f oment ▁revolution ▁in ▁Germany . ▁After ▁passing ▁through ▁the ▁front , ▁he ▁arrived ▁in ▁Pet ro grad ▁in ▁April ▁ 1 9 1 7 . ▁ ▁On ▁the ▁way ▁to ▁Russia , ▁Len in ▁prepared ▁the ▁April ▁Th eses , ▁which ▁out lined ▁central ▁B ols he vik ▁policies . ▁These ▁included ▁that ▁the ▁S ovi ets ▁take ▁power ▁( as ▁seen ▁in ▁the ▁s log an ▁" all ▁power ▁to ▁the ▁S ovi ets ") ▁and ▁den oun cing ▁the ▁liber als ▁and ▁social ▁revolution aries ▁in ▁the ▁Pro vis ional ▁Government , ▁forb idd ing ▁co - operation ▁with ▁it . ▁Many ▁B ols he vik s , ▁however , ▁had ▁supported ▁the ▁Pro vis ional ▁Government , ▁including ▁Lev ▁Kam ene v . ▁ ▁With ▁Len in ' s ▁arrival , ▁the ▁popular ity ▁of ▁the ▁B ols he vik s ▁increased ▁stead ily . ▁Over ▁the ▁course ▁of ▁the ▁spring , ▁public ▁diss atisf action ▁with ▁the ▁Pro vis ional ▁Government ▁and ▁the ▁war , ▁in ▁particular ▁among ▁workers , ▁soldiers ▁and ▁pe as ants , ▁pushed ▁these ▁groups ▁to ▁radical ▁parties . ▁Despite ▁growing ▁support ▁for ▁the ▁B ols he vik s , ▁bu oy ed ▁by ▁maxim s ▁that ▁called ▁most ▁fam ously ▁for ▁" all ▁power ▁to ▁the ▁S ovi ets ", ▁the ▁party ▁held ▁very ▁little ▁real ▁power ▁in ▁the ▁moder ate - domin ated ▁Pet ro grad ▁Soviet . ▁In ▁fact ,