In late September, the frozen conflict between Armenia and Azerbaijan over the disputed region of Nagorno-Karabakh rapidly heated up. The six weeks of full-scale war that followed left thousands dead and tens of thousands more displaced. Unlike previous rounds of fighting that resulted in little exchange of territory, however, Azerbaijan’s …

Last week’s Russia-brokered agreement between Armenia and Azerbaijan ended 44 days of bloody clashes over the disputed enclave of Nagorno-Karabakh—the first interstate war fought by conventional forces in recent years.

When a Nobel Peace Prize winner goes to war little more than a year after receiving the world’s most prestigious honor, it may come as a shock. But when Ethiopian Prime Minister Abiy Ahmed, who won the prize in 2019, announced last week that he was launching a military offensive …