The chart depicted planet Earth's trading and exploration region in relation to the Klingon Empire and the Romulan Star Empire in the form of a map. This was overlaid with three charts depicting the three key battles of the Earth-Romulan War: The attack on Starbase 1 (May 18, 2156), the Battle of Sol (October 10, 2156), and the Battle of Cheron (January 10, 2160).
Attack on Starbase 1Edit
- Algeron • Starbase 1 • Gamma Hydra • Icarus IV comet • Columbia (NX-class) • Excalibur (NX-class) • escape pod • Bryce Shumar • Bran Stiles • Romulan warbird
Battle of SolEdit
- Venus • Earth • Luna • Mars • Utopia Planitia Fleet Yards • Verteron Arrays #1 and #2 • Ceres • SS Intrepid (Intrepid-class) • Romulan warbird
Battle of CheronEdit
- Cheron • Cheron shipyard • Romulus • Remus • Apnex • Ch'Rihan • Chula • Gal'Gathong • Koto • Pensho • Rateg • USS Atlantis (NX-class) • USS Defiant (NX-class) • USS Enterprise (NX-class) • USS Lexington (NX-class) • Denobulan warships
In 2387, the chart was held in the Starfleet Historical Office of the Memory Alpha Central Archives. Along with nine other charts and maps from the Federation's allies, neighbours and enemies, The Romulan War: An Astrographic Brief was published to represent a multifaceted view of known space. (ST reference: Stellar Cartography: The Starfleet Reference Library)