RMS Olympic to Belfast where the passengers disembarked. Following "Olympic"s return to Britain, the White Star Line intended to lay her up in Belfast until the war was over, but in May 1915 she was requisitioned by the Admiralty, to be used as a troop transport, along with the Cunard liners and . The Admiralty had initially been reluctant to use large ocean liners as troop transports because of their vulnerability to enemy attack, however a shortage of ships gave them little choice. At the same time, "Olympic"s other sister ship "Britannic", which had not yet been completed, was requisitioned as a
Olympic-class ocean liner while First Class also featured a lavish Grand Staircase descending in seven levels through the ship, a Georgian-style smoking room, a Veranda Cafe decorated with palm trees, a swimming pool, Turkish bath, gymnasium, and several other places for meals and entertainment. The "Olympic"-class liners were the first British ships to contain separate restaurants independent of the dining saloons. These were in imitation of the precedent set on the German Hamburg-Amerika liner Amerika (1905), which had included a restaurant serving French "haute cuisine" run by the famous hotelier César Ritz. "Olympic" and "Titanic" had À la Carte Restaurants aft on B-Deck