 Swedish diplomats obtained permission for Helen's mother-in-law Grand Duchess Elizabeth Mavrikievna to leave Russia with Helen's children, Vsevelod and Catherine, and her own two younger children, Prince George Constantinovich and Princess Vera Constantinovna, in October 1918 aboard the Swedish ship "Angermanland".Helen remained imprisoned at Perm until Norwegian diplomats located her and had her transferred.She was then kept prisoner at the Kremlin Palace before finally being allowed to leave and join her children in Sweden.