They make up 20 % of the Congo 's population , making them the second largest Congolese ethnic group ( after the Kongo people ) .
The Sangha ( also known as Sanga ) are an ethnic group in the northern Republic of the Congo .
They make up 20 % of the Republic of the Congo 's population , making them the second largest Congolese ethnic group ( after the Kongo people ) .
The Sangha ( also known as Sanga ) are an ethnic group in the northern Republic of the Congo .