Mezue ahịrịokwu na-esonụ: Matthew Derbyshire Mann (July 12, 1845 <unk> March 2, 1921) bụ onye dibịa na-agwọ ọrịa ụmụ nwanyị nke America na otu n'ime ndị dọkịta na-awa ahụ bụ ndị wara Onye isi ala William McKinley ahụ mgbe ọ nwụsịrị
e gburu ya n'ebe a na-eme ihe ngosi Pan American Exposition na September 6, 1901, na Buffalo, New York, site n'aka onye ọchịchị aka ike bụ́ Leon F. Czolgosz.