After the hull was completed, the ship was launched on February 26, 1914. The Britannic was scheduled to begin its commercial service the following year. However, with the start of World War I in 1914, the Britannic was requisitioned as a hospital ship in 1915.

Is Britannic bigger than Titanic?

At 50,00 Tons Britannic would be larger than both Olympic & Titanic. With all of the safety revisions, Britannic had following the Titanic inquiry, Britannic sank three times faster than her doomed sister. ... Britannic was the largest of all three liners.

What sank the Britannic?

In 1915 and 1916 she served between the United Kingdom and the Dardanelles. On the morning of 21 November 1916 she was shaken by an explosion caused by a naval mine of the Imperial German Navy near the Greek island of Kea and sank 55 minutes later, killing 30 people.