Board Thread:The Last Sovereign Discussion/@comment-35006067-20180712181054/@comment-36170150-20180713185348

As far as I can tell there are three routes of investments that are in contention for being the optimal one for chapter 1:

Get Premium Steel and get the bridge repair:

Skip Premium Steel and get the bridge repair:

Skip Premium Steel and skip the bridge repair but get the gift to Megail:

Since getting 201 army size for 3AW doesn't seem to yield that many benefits at the moment, it seems the second and third options are better than the first, but this is somewhat speculative since its chapter 4 stuff.