 On 12 March 1919 , Marlborough was recommissioned at Devonport and assigned to the Mediterranean Fleet , as part of the 4th Battle Squadron , along with her three sisters and two Centurion @-@ class battleships . During this period , she served in the Black Sea during the Allied intervention in the Russian Civil War to support the Whites against the Red <unk> . On 5 April 1919 , Marlborough arrived in Sevastopol before proceeding to <unk> the following day . The ship took <unk> Empress Maria <unk> and other members of the Russian Imperial Family including Grand Duke Nicholas and Prince Felix <unk> aboard in <unk> on the evening of the 7th . The Empress refused to leave unless the British also evacuated wounded and sick soldiers , along with any civilians that also wanted to escape the advancing <unk> . The Russian entourage aboard Marlborough numbered some 80 people , including 44 members of the Royal Family and nobility , with a number of governesses , nurses , maids and <unk> , plus several hundred cases of luggage . 
