Starfleet records: Romulan Neutral Zone. History: Earth-Romulan War. The Earth-Romulan War, was a major interstellar conflict fought from 2156 to 2160 between the forces of United Earth and those of the Romulan Star Empire. Its conclusion, which was marked by an Earth/Andorian/Vulcan/Tellarite alliance decisively defeating the Romulans at the Battle of Cheron, led to the establishment of the Romulan Neutral Zone and immediately preceded the incorporation of the United Federation of Planets. Sour

482K views · 18K reactions | Starfleet records. Romulan Neutral Zone, Treaties. Treaty of Algeron: The Romulan Free State maintained the Treaty in the Star Empire's stead following the Romulan supernova. As such, the terms of the Treaty allowed Starfleet to place Coppelius under its protection. Source: PIC: "Et in Arcadia Ego, Part 2". Star Trek. Live the experience. Star Trek: PICARD - Season 4 #StarTrekLegacy | Starfleet Command | Facebook