"Sambo" was a term used to describe black people during slavery. In 1899, a children's book, "The Story of Little Black Sambo," helped solidify the derogatory caricature of dark-skinned children.

Mammy gives Little Black Sambo a quick scrub on the washboard, then pats him down with baby powder, black baby powder, before sending him off to play. She warns him about the tiger ...

Just as with other now-recognized racist images such as Little Black Sambo or Frito Bandito, the use of Native American images and names in sports are offensive at best and racist at worse.