"Rise of Prussia is a grand strategy wargame developed by AGEOD and published by Paradox Interactive. It was announced on April 24, 2009 and was released on March 9th, 2010. Rise of Prussia is a follow-up to their historical strategy games Birth of America, American Civil War, Napoleon's Campaigns, and Wars in America. Rise of Prussia covers the European campaigns of the Seven Years’ War (1756-1763)." Source: Wikipedia, "Rise of Prussia", available under the CC-BY-SA License.