Any time you find yourself auto-annexing a city, just go to the tech tree (F6), return and see the choice pop-up appear. Also works for barb camps and 'missing' pop-ups in general.
Bothersome, but not really a huge problem. As God once said: "Sorry for the inconvenience."
Bothersome, but not really a huge problem. As God once said: "Sorry for the inconvenience."