“An attempted coup d’etat has been put down by the defence and security forces. The attempt involved foreigners and Congolese,” the army said.
The cost of living has soared in the country that relies heavily on imports of food staples, which were made more expensive by the depreciation of the Congolese franc.
While WFP managed to provide food aid to some 1.2 million people in July, funding has almost dried up.
They were found guilty of abusing their positions by trafficking chimpanzees, gorillas, okapi, and other protected wildlife from the DRC to China.
A doctor working in the area blamed civilians in Congo and Angolan security forces.
French journalist with Reuters Sonia Rolley was expelled on Tuesday after she was denied accreditation by authorities of the Democratic Republic of Congo.
In March, similar fighting between government forces and rebels forced over 10,000 Congolese to flee to Uganda, according to UNHCR figures.
The suspects include Mozambicans, Tanzanians, Somalis, Ugandans, Congolese, Rwandans and Burundians.