Twitter has caused a storm among South African users by removing #thingsdarkiessay from its Trending Topics list.
The trend was removed after complaints from American Twitter users, who were offended by the use of the term "darkie".
www.hashtagsexplained.com explained that #thingsdarkiessay was started in South Africa, "as a joke about stereotypes".
The website said "'darkie' does not have the same negative connotations as it does in the United States".
Here is an example of one of the tweets by a South African: