Sir William McMahon, the 20th Prime Minister of Australia and father of actor Julian McMahon, passed away on March 31, 1988. The cause of his death has been revealed as complications from a lung disease. McMahon was 80 years old when he died. He served as the Prime Minister of Australia from 1971 to 1972. During his tenure, he implemented several policies, including the establishment of the Australian Council for the Arts. McMahon was also a strong supporter of the arts and was instrumental in the development of the Australian film industry. His son, Julian McMahon, is a well-known actor who has appeared in several TV shows and movies, including ‘Nip/Tuck’ and ‘Runaways’. Julian has spoken publicly about the influence his father had on his life and career. Sir William McMahon was born on February 23, 1908, in Sydney, Australia. He studied law at the University of Sydney and later became a lawyer. McMahon entered politics in 1949 and quickly rose through the ranks, becoming the Minister for the Navy in 1951. He served in several other ministerial positions before becoming the Prime Minister in 1971. McMahon’s time as Prime Minister was marked by controversy, including his handling of the Vietnam War. Despite this, he remained a respected figure in Australian politics until his death. The revelation of his cause of death has sparked a renewed interest in his life and legacy. McMahon’s family, including his son Julian, have spoken about the importance of remembering his contributions to Australian politics and culture. The news of his cause of death has been met with sadness from those who knew him and respected his work. McMahon’s legacy continues to be felt in Australia, with many crediting him with helping to shape the country’s cultural and artistic landscape. In addition to his son Julian, McMahon is survived by his wife, Sonia McMahon, and their two daughters, Melinda and Deborah. The family has asked for privacy as they mourn the loss of their loved one. The news of McMahon’s cause of death has been reported widely in Australia and around the world, with many paying tribute to his memory.