evidence: The two countries, however, have a portion of their border largely undetermined at the Ilemi (also called Elemi) Triangle, a sparsely populated area of about 14,000 square kilometres. [...] The name Ilemi is believed be from a famous chief of the Anuak, a community on South Sudan’s boundary with Ethiopia. The triangle was named in honour of chief Ilemi Akwon. [...] In 1986, when the Kenyan Government published a new atlas including part of the disputed Ilemi Triangle within its territory, the result was a protest from Khartoum.