Claim: The United States won the most awards among eight nations in the modern pentathlon events from the first Pan American Games in 1951 until 2019.
Evidence: 1951 Argentina (ARG) 1955 United States (USA) 1959 United States (USA) 1963 United States (USA) 1967 United States (USA) 1971 United States (USA) 1975 United States (USA) 1979 United States (USA) 1983 United States (USA) 1987 United States (USA) 1991 Cuba (CUB) 1995 United States (USA) 1999 United States (USA) 2003 United States (USA) 2007 United States (USA) 2011 United States (USA) 2015 United States (USA) 2019 United States (USA) 2023 TBD 1951 Pan American Games in Buenos Aires, Argentina