During the first half of the 20th century, many navies constructed or planned to build battlecruisers: large capital ships with greater speed but less armor than dreadnought battleships. The first battlecruisers, the Invincible class, were championed by the British First Sea Lord John Fisher and appeared in 1908, two years after the revolutionary battleship HMS Dreadnought. In the same year, Germany responded with its own battlecruiser, SMS Von der Tann. Over the next decade, Britain and Germany built an additional twelve and six battlecruisers, respectively. Other nations joined them: HMAS Australia entered service for the Royal Australian Navy in 1913, Japan constructed four ships of the Kongō class from 1911 through 1915, and in late 1912 Russia laid down the four Borodino-class battlec