Lewis and Clark! These boys never did anything wrong!
SOURCES:
https://anthropology.indiana.edu/research/publications/the-myth-of-syphilis-the-natural-history-of-treponematosis-in-north-america.html
https://www.science.org/content/article/medieval-dna-suggests-columbus-didn-t-trigger-syphilis-epidemic-europe
https://www.sciencemuseum.org.uk/objects-and-stories/history-syphilis-part-1#the-roots-of-syphilis
https://www.jstor.org/stable/20612203
https://franceshunter.wordpress.com/2010/03/23/love-in-the-afternoon-syphilis-and-the-lewis-clark-expedition
https://www.hnn.us/article/did-stephen-ambrose-sanitize-meriwether-lewiss-dea
https://daily.jstor.org/the-mysterious-death-of-meriwether-lewis/
https://www.oregonhistoryproject.org/articles/historical-records/death-of-meriwether-lewis/
https://npshistory.com/publications/natr/c-v13n2-1999-1.pdf
https://www.smithsonianmag.com/history/meriwether-lewis-mysterious-death-144006713/&sa=D&source=docs&ust=1762801541058237&usg=AOvVaw3KcAUua6DxbfyiMwToUpdK