LUANDA, June 19 (Xinhua) -- Five African countries have signed the "Luanda Agreement" to defend and promote natural diamonds, pledging to contribute 1 percent of their annual sales revenue to fund a ...

MEXICO CITY, June 18 (Xinhua) -- Mexican President Claudia Sheinbaum said Wednesday she had spoken with U.S. President Donald Trump and proposed a broad agreement encompassing security, immigration ...