He is best known for his bronze and stainless steel sculpture. Hague migrated to Australia in 1985 and at first exhibited painting (Rotorua Art Prize, Caulfield Art Prize) before concentrating on sculpture. His first sculpture exhibition was titled "Why Not?" at Tap Gallery in Sydney which included the artists James Powditch and Mark Booth, among others.
From 1996 - 2000 he exhibited at Defiance Gallery including the Miniature shows "The Defiant 6”", "Big Thoughts, Small Works" and "The Importance of being Tiny" with King St Gallery. In 2001 he joined Stella Downer Fine Art at the newly opened Danks Street Gallery Complex. From 1999-2003 he was workshop assistant to senior sculptor Ron Robertson-Swann OAM (formally assistant to sculptor Henry Moore (1898-1986)), with his first solo exhibitions in 2003 at Lister Calder Gallery, Stella Downer Fine Art and The Mosman Art Gallery.
He has since exhibited in more than 120 group and solo shows and is represented in both public and corporate collections in Australia and overseas. In 2013 a ten-year retrospective of his work was held by Deakin University Gallery in Melbourne, including the publication 'Deca' with essays by Ashley Crawford and Ken Scarlett. In 2014 a biographical film was produced by Peter Lamont called Uncertain Ciphers and includes interviews with the art critics Andrew Frost, Ken Scarlett and art dealer Lisa Fehily.
He is currently represented by Fehily Contemporary Art in Melbourne, Australia and The Arthouse in Christchurch, New Zealand. In 2012 Hague began a series of lithographic prints with master printmaker Peter Lancaster at his Melbourne print studios, Lancaster Press. Significant commissions include Stride Orbis (2013) a 65 tonne concrete sculpture for Form700 head offices, Sol, Repose, One Mile and Skel (2010) for the Polo Club Hotel, Tianjin, China.
West Orbis (2009) 4m sculpture for Chadstone Shopping Centre. Decent (2007) for the 50th Anniversary, Thredbo, Mt Kosciusko. Genus (2005) Macquarie Group Sovereign Centre foyer, 99 Bathurst St, Fervor (2005) Four Seasons Hotel foyer, Hong Kong.
Orbis (2005) Emporio Apartments foyer, Sussex St, NSW and The Ocean Series (2001) 20 sculpture, patron commission for Sculpture by the Sea, He also has several anonymous pieces, scattered around the world in various art museums.