John McEwen was a prominent Australian politician who served as the 18th Prime Minister of Australia from 1967 to 1968. Born in 1900 in Victoria, he entered politics in the 1930s and held various ministerial positions before becoming Prime Minister. McEwen was known for his strong agricultural policies and played a key role in the development of Australia's trade relationships. He was also a founding member of the National Party of Australia. McEwen passed away in 1980, leaving behind a lasting legacy in Australian politics.