context: Von Neumann was born in Budapest in Hungary. His father was a bank lawyer. Von Neumann was an extraordinary talent from an early age. At the age of 6, he could remember the 6-digit number and talk to his father in ancient Greek. At the age of 5 he finished reading the history of the six volumes. Prior to graduating from the university in 122, von Neumann published a dissertation with Michael Facet. He was inspired by the work of Hermann Vile and Erhard Schmidt. He received his PhD in mathematics at the age of just 22. He taught in Berlin and Hamburg. He moved to the United States in the 8th and was appointed a professor at Princeton University's Institute of Advanced Studies. In 9, he was appointed a member of the US Atomic Energy Commission.
question: Scientist John Wayne was a citizen of which country?