With the US committing to deploying long range missels in the Ukraine. How much profit can be made by the Federal Reserve. Are they lending to both sides again, as they normally do? Will the winner be required to pay for the losers debts, making sure the Federal Reserve has all costs covered in the end?

The Federal Reserve is a private bank and all profits go to its holders. There are indications that no more than 30% of the owners are US based, so the majority of the profits go offshore.