[Part of the Command at Sea series]

[Book Supplement]

From the publisher:

Baltic Arena covers the forgotten sea of World War Two naval engagements. It's
128 pages contain 13 scenarios, from submarine attacks, convoy actions,
ambushes, night surface actions, and air and surface combinations. Each
scenario has its own detailed map. There are 11 supporting articles covering
topics ranging from The Finnish Navy, to Soviet Submarines, Coastal Artillery,
etc. Additionally, there is a new updated version of the Mine Warfare rules.