HMAS Pioneer was a Pelorus-class protected cruiser built for the Royal Navy at the end of the 19th century. She was transferred to the fledgling Royal Australian Navy in 1912. During World War I, the
HMAS Pioneer off East Africa in 1916
Pioneer undergoing refit in Simon's Town, South Africa during late 1915
HMS Irresistible—the fourth British Royal Navy ship of the name—was a Formidable-class pre-dreadnought battleship. The design of these ships were developments of earlier British battleships: they moun
HMAS Pioneer
…later that month after a visit by the ship to Brindisi. In late December 1902 she was in Greek waters when she visited Astakos in the Ionian Sea with HMS Irresistible and HMS Bulwark. Early the following year she took part in a three-weeks cruise with other ships of her squadron in the Greek islands around Corfu…
Line-drawing of the Formidable class
HMS Irresistible and HMS Ocean shelling the Kum Kale and other forts on the Asiatic side
Irresistible listing and sinking in the Dardanelles, 18 March 1915. Photograph taken from the battleship Lord Nelson