ric ▁report ▁on ▁Gr ig oren ko . ▁Gl uz man ▁came ▁to ▁the ▁conclusion ▁that ▁Gr ig oren ko ▁was ▁ment ally ▁s ane ▁and ▁had ▁been ▁taken ▁to ▁mental ▁hosp it als ▁for ▁political ▁reasons . ▁In ▁the ▁late ▁ 1 9 7 0 s ▁and ▁early ▁ 1 9 8 0 s , ▁Gl uz man ▁was ▁forced ▁to ▁serve ▁seven ▁years ▁in ▁labor ▁camp ▁for ▁def ending ▁Gr ig oren ko ▁against ▁the ▁charge ▁of ▁ins an ity . ▁Am n esty ▁International ▁declared ▁Gr ig oren ko ▁a ▁prisoner ▁of ▁conscience . ▁ ▁Gr ig oren ko ▁became ▁the ▁key ▁def ender ▁of ▁Crime an ▁Tat ars ▁deport ed ▁to ▁Soviet ▁Central ▁Asia . ▁He ▁ad vised ▁the ▁T atar ▁activ ists ▁not ▁to ▁conf ine ▁their ▁protest s ▁to ▁the ▁USS R , ▁but ▁to ▁appeal ▁also ▁to ▁international ▁organizations ▁including ▁the ▁United ▁Nations . ▁ ▁Gr ig oren ko ▁was ▁one ▁of ▁the ▁first ▁who ▁question ed ▁the ▁ ▁official ▁Soviet ▁version ▁of ▁World ▁War ▁II ▁history . ▁He ▁pointed ▁out ▁that ▁just ▁prior ▁to ▁the ▁German ▁attack ▁on ▁June ▁ 2 2 , ▁ 1 9 4 1 , ▁vast ▁Soviet ▁troops ▁were ▁concentr ated ▁in ▁the ▁area ▁west ▁of ▁B iał yst ok , ▁deep ▁in ▁occupied ▁Poland , ▁getting ▁ready ▁for ▁a ▁surprise ▁off ensive , ▁which ▁made ▁them ▁vulner able ▁to ▁be ▁enc irc led ▁in ▁case ▁of ▁surprise ▁German ▁attack . ▁His ▁ideas ▁were ▁later ▁advanced ▁by ▁Vik tor ▁Su vor