New Delhi, Jan. 24 -- King Mohammed VI of Morocco is appealing for fraternity with African nations as rights groups warn of a rise of hate speech in the country following a chaotic final in the Africa Cup of Nations.

Host Morocco was beaten 1-0 in extra time by Senegal in a game Sunday that saw Senegalese players walk off the field protesting a penalty in stoppage time, and fans trying to storm the pitch.

Outraged Senegalese supporters threw chairs onto the field and battled with stewards before police arrived. Eighteen of them were detained and charged with contributing to violence during a sporting event and vandalizing stadium facilities, the public prosecution's office told The Associated Press. They appeared in court on Thursday an...