Until late last month, the conflict between Armenia and Azerbaijan over the disputed territory of Nagorno-Karabakh had been mostly frozen, with occasional skirmishes, for over a quarter of a century.

Armenia and Azerbaijan signed an agreement last week to end six weeks of bloody fighting over the disputed enclave of Nagorno-Karabakh. The Russia-brokered deal requires Armenia to give up much of the territory it controlled prior to the recent hostilities, and calls for Moscow to maintain a peacekeeping force of …

The extradition to the United States this week of two of the Islamic State’s most notorious members on terrorism charges was a poignant reminder of the dark and lingering legacy of the so-called caliphate.