The UN's top peacekeeping official warned Thursday that UN missions are operating in the most challenging environment since World War II, as global conflicts grow more complex and dangerous.

Event held at Civic Center Plaza for UN International Day of Peace 02:35. In a city renowned as the birthplace of the United Nations, San Francisco marked the UN International Day of Peace with a ...

UN Secretary-General Antonio Guterres on Monday warned that global conflicts are becoming more complex, while UN peace operations are "struggling" to respond effectively. "Wars are becoming more ...