What is behind Iran’s latest seizures of expatriates visiting from the United States? An insecure regime fearful of close ties with the West.

The worsening political crisis in Guinea will require stronger UN involvement and greater efforts on the part of African leaders to avoid what could become a civil war and a massive humanitarian cris…

New strains of antibiotic-resistant bugs have triggered an alarming rise in deaths from treatable illnesses worldwide. A global ban on growth-promoting antibiotics in livestock is a crucial starting …