Great War at Sea Vol 2: The North & Baltic Seas is a Operational and Tactical level game of World War I Naval operations in the North and Baltic Sea. Every ship that fought in those seas for England, Germany, Russia, Sweden, and France is provided along with some U.S., Japanese, and Brazillian units. Single ship counters for BB's, BC's, CA's and many CL's. DD's are portrayed in two, three, and four ship squadrons. Even early naval aviation is included with biplanes and Zeppelins!