1. A command to show the current members of your nation something like /nation players

2. A way to check when upkeeps for a build are due, also possibly an announcement to nation members within 24h

3. Endstone Brick and Chrous Fruit obtainable (replace Dweller drop?), removal of vanilla Prismarine recipes

4. Elytra repair recipe, or ability to add unbreaking

5. Prevent Soul Container use on mobs that are invalid (or enable it for all mobs), as it will sometimes delete mobs (zombies) and sometimes remove itself (say if used on a spider)

6. A concrete crafting recipe, 8 powder 1 snowball/ice = the concrete of the same color of powder used or 8 powder 1 wet sponge with 10% chance to dry out (if sponges are added as craftable)

7. Toggle-able granary crops, or fortune affected granary crops

8 Smelting of Diamond/Emerald/Lapis/Redstone/Coal/Quartz ore in Smeltery

9. A /Nations Help or /Help Nations entry, with promotion commands, etc

10. A way to craft packed ice, to prevent de-glacification ... even if crafting is region locked.