Distinct medal track, pilot images, and observer ranks for the RNAS.

Change "details" post-mission screen to "details and claims" and relocate on screen so you are less likely just to hit "done" and miss out on filing a claim.

(I know this is massive) More victory scores for HAs -- would like to see the full squadron kill list accurately.

Squadron list could show KIA or MIA pilots until you delete them. This would let you track how well you're doing in command roles.

Option for mandatory leaves or rotation to Home Establishment (UK pilots)every few months.