Matrix Games has the release of a new patch to update Crown of Glory: Emperor's Edition to version 1.0.9. They say: "The comprehensive 1.0.9 update comes with heaps of improvements and bug fixes in addition to two key new pieces of documentation: The Advanced Economy: Help and Advice for the New Player, and the Modder’s Guide. As for the hefty list of bug fixes, the most notable item resolved is the mouse lag experienced by some in certain parts of the interface. In addition, the update includes improvements to the AI for both the strategic and tactical portions of the game, several significant improvements to the overall interface, and two dozen “fine tune” rule changes to enhance historical accuracy." The patch is on this page and it can apply to any previous version of the game.