Heya, splitting my reply in two parts:
1 - personal view
While I don't miss such an option, since I'm generally playing rather slowly and have been playing Anno games for long enough now to know the core mechanics, I'm never against additional settings or options. I don't think Anno necessarily needs one, but if that means a better experience for some players and people new to the franchise: Sure!
2 - Anno team view
There's by no means a "this doesn't fit to Anno" stance on our side. While always complex, 1800 is the first Anno game that goes even further with multiple simultaneous regions that require your attention. Up to this point, it just really didn't seem to be necessary to include such an option.
The way the game, or more specifically the engine is set up, everything is calculating in "ticks", e.g. the game needs to be running, be active. It's a real time strategy game after all. An active pause, however, would allow players to do act...
Read more