How much would staging supplies through Singapore help the forces on Bataan?
Short answerIt could help if deliveries arrive soon enough, with fast capital ships potentially attempting risky high-speed supply runs.
NotesA functioning Singapore base improves the starting point for relief, but timing and delivery remain the central constraints. The fast battlecruisers might carry supplies on deck, make a high-speed run, transfer cargo to smaller boats, and withdraw. Their speed makes the concept more plausible than using a slow transport through contested waters. Such missions are possible rather than decisive, and would expose valuable ships to considerable risk.