GSC Game World presents Days of Brilliance, the first DLC for Cossacks 3, that adds even more depth and content to the battlefields of 17-18th century Europe. Enhance your overall experience with the new historical campaign, various missions, units and more!

Main features:

• Polish campaign: Experience the most thrilling events of the Polish history in 17th century. From the genius Battle of Klushino to the grand Saving of Vienna, lead the mighty winged hussars over the plains of Europe in the age of their greatest triumphs and victories.
• New exclusive missions: 5 new exciting missions will take you all over the Europe and allow you to assume the role of general in the key historical military events of the 17th and 18th century Old World.
• Additional nations: Play as mighty Denmark or the swift Netherlands, each with its own new unique buildings, units and music themes.
• Brand-new original units: 5 new units will set their foot on the battlefields of 17th century Europe, including original new units, exclusive to Cossacks 3, for new nations and Poland.

To activate the game, you need a Steam Account

• Login or register at the official
  Steam Website and download Steam client
• Install and start application, login with your Account name and Password
• Click the Games Menu.
• Choose Activate a Product on Steam...
• Follow the onscreen instructions to complete the process
• After the successful code verification, go to the "MY GAMES" tab and start downloading.