Andrew Fishers played a major role in bringing the Royal Australian navy into being in 1911. He was also the creation of the Australian Imperial Force. Sir George Reid's achievement was in the cause of Federation. In 1895 he steered through the Australian Federation Enabling Act he had commenced at the Hobart conference to introduce. Chris Watson made an advancement of the Conciliation and Arbitration Bill. You can get more details at http://www.nma.gov.au/primeministers/alfred_deakin.