Imperial Frontiers is a spin off set in the Starpath Universe, initiated by Facepunch user Doomevil. Unlike previous installments in the series, which were either character RPs on Facepunch or side story novels, Imperial Frontiers is a nation RP in the style of those by the wider FPRP Group community.
Beginning in the year 2460, 30 years before Crimson Incarnate. The game revolves around the planet Ultanor, located in the north quadrant, where factions compete in hopes to achieve dominance over the land. It displayed a period of 31 years in-game, with its first three turns spanning 3 years each, and its fourth and final turn spanning 22 years.
This RP has a more general page over at the FPRP Wikia.