To stop conflict minerals, make European firms establish origin of supply chain - expert
Enforcing OECD guidance on mineral trade could get rid of conflict minerals, said the University of Sussex expert
Q+A with ex-U.N. aid chief Valerie Amos: "Too many countries get away with using sovereignty to hinder humanitarian response"
Former U.N. humanitarian chief Valerie Amos says aid has become politicised and fragmented
Q+A-Why reform the humanitarian system? Past, present U.N. aid chiefs discuss
U.N. officials, relief workers and governments meet May 23-24 to improve aid response in conflicts and disasters
Musician Kidjo, African activists win human rights award
Amnesty award winners "have all proved themselves to be bold advocates for human rights, using their talents to inspire others"
WHO issues yellow fever warning as deadly outbreak grows
Yellow fever transmitted by same mosquitoes that spread Zika and dengue viruses
Congo signs landmark $200 mln deal to protect forests
Deal with donors is to reduce deforestation and carbon emissions under wider plan to protect Congo Basin forests
Congo expels American researcher after massacre report
Researcher accused of making false declarations to immigration services says government spokesman