Have you heard of Ota Benga?

Yes, United States and only a little over 100 years ago, folks:

African pygmy they kept caged in a zoo with monkeys: It happened in the 20th century 'civilised' New York - a story of man's inhumanity to man that will haunt you

More than a century after it drew international headlines for exhibiting a young African man in the monkey house, the Bronx Zoo in New York has finally expressed regret.