Diplomacy

Flickr/InSapphoWeTrust

Does Being 'Sister Cities' Really Mean Anything?

As with actual siblings, there's no one way to define the relationship.

Diplomacy/Avalon Hill

Diplomacy: The Map That Ruined a Thousand Friendships

Allan Calhamer's brilliant geographic legacy.

Reuters/Mike Segar

Mayor of the World: How Bloomberg Flexes New York's Diplomatic Muscle

Cities, not countries, are increasingly where the foreign policy action is