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
RMS Olympic and technical facilities were largely identical to those of her more famous sister "Titanic", although with some small variations. The first-class passengers enjoyed luxurious cabins, and some were equipped with private bathrooms. First-class passengers could have meals in the ship's large and luxurious dining saloon or in the more intimate A La Carte Restaurant. There was a lavish Grand Staircase, built only for the "Olympic"-class ships, along with three lifts that ran behind the staircase down to E deck, a Georgian-style smoking room, a Veranda Café decorated with palm trees, a swimming pool, Turkish bath, gymnasium, and several other places