1915
On 15 January 1915, HMS New Zealand became flagship of the 2nd BCS. She was replaced as flagship by the Australian battlecruiser HMAS Australia on 8 February 1915.
With the transfer of HMS Inflexible and Indomitable to the newly created 3rd Battlecruiser Squadron during 1915, the squadron was left with three ships, namely HMS New Zealand and Indefatigable, and HMAS Australia.
Read more about this topic: 2nd Battlecruiser Squadron