1. So I had times where nobody was on their deathbed, yet someone would permanently die. I don't think this was intended if a soldier needs to be on their deathbed first.
2. For me, the problem was how the colours blend a bit with the background. On top of this, the text can be hard to see.
3. When you have these future playables, will each have their own set of turns for actions or will it be three actions across all characters? If the former, you could potentially remove the character select and just go through the characters in order. If the latter, that does make more sense for your design.
4. It was, but I also know players can forget all details. For example, I forgot the last skill for reviving soldiers took my life away.