▁away ▁from ▁real ▁combat ▁sp ending ▁most ▁of ▁the ▁conflict ▁at ▁Russia ' s ▁headquarters ▁or ▁in ▁idle ▁time ▁in ▁Saint ▁Petersburg . ▁ ▁In ▁February ▁ 1 9 1 7 , ▁shortly ▁before ▁the ▁fall ▁of ▁the ▁Russian ▁mon archy , ▁Grand ▁Duke ▁And rei ▁left ▁Saint ▁Petersburg ▁to ▁join ▁his ▁mother ▁in ▁K is lov od sk . ▁He ▁remained ▁in ▁the ▁C au cas us ▁for ▁the ▁next ▁three ▁years . ▁After ▁the ▁October ▁Revolution ▁he ▁was ▁briefly ▁arrested ▁along ▁with ▁his ▁brother , ▁Grand ▁Duke ▁Bor is , ▁but ▁they ▁escaped . ▁He ▁depart ed ▁revolution ary ▁Russia ▁in ▁March ▁ 1 9 2 0 , ▁being ▁the ▁last ▁grand ▁du ke ▁to ▁leave ▁for ▁ex ile . ▁In ▁ 1 9 2 1 , ▁he ▁married ▁his ▁long time ▁mist ress ▁Math ilde ▁K sch ess in ska ▁and ▁recognized ▁her ▁son ▁as ▁his . ▁The ▁couple ▁lived ▁in ▁the ▁South ▁of ▁France ▁until ▁ 1 9 2 9 ▁when ▁they ▁moved ▁perman ently ▁to ▁Paris , ▁where ▁K sch ess in ska ▁opened ▁a ▁bal let ▁school . ▁After ▁World ▁War ▁II , ▁Grand ▁Duke ▁And rei ▁lived ▁under ▁reduced ▁circumstances . ▁Until ▁his ▁death ▁at ▁age ▁ 7 7 , ▁he ▁was ▁the ▁last ▁surv iving ▁Russian ▁grand ▁du ke ▁born ▁in ▁Imperial ▁Russia . ▁ ▁Early ▁life ▁▁ ▁Grand ▁Duke ▁And rei ▁Vlad im iro v ich ▁of ▁Russia ▁was ▁born ▁on ▁ ▁in ▁Ts ar sko ye ▁S elo , ▁at ▁his ▁parents ▁country