The problem I see is that that's only taking Ceasefire into account. What about other events, like the ones you mentioned at the beginning?
To solve that (and other issues mentioned), here my take on combining what I liked most of your ideas ("Ceasefire" should be also in green):
And objectives without a time limit could follow below.
Up! Lots of games has been broken because of barrack hack. Players resign at the start of game because they are losing cc. Players are trying to prevent barrack hack by game rules but sometimes somebody dont respect rules or forget to say rules. Fix of this issue with a bug fix update will be best solition.
Thanks, that is better. Although I like the a attack where one could capture a barrack and place a cc foundation in the decaying territory within a full developed city.