So,
1) They said they want to implement this down the road, possibly via DLCs
2) No
3) No
4) No
5) It's being worked on (idk about siege camp thing but you will be able to organize your soldiers before spawn)
6) No
7) No
8 ) No
9) No
10) Possible
11) No to capital
12) Keep fights are being worked on, no to other ones
13) Afaik it's being worked on
14) No
15) Possible via DLCs
16) No
17) Possible most likely no
18 ) Possible most likely no
19) Possible most likely no
20) No
21) Definitely no
22) Isn't this already in game?
23) Possible
24) No
25) They said they want to do this in the future
So as MadVader said most of this stuff is mod territory
edit, random emoji fixes