Complete the first level of the History Mode
Evolve your faction to the Renaissance Age (It doesn't matter which faction)
Complete the second level of the History Mode
Complete the third level of the History Mode
Complete the fourth level of the History Mode
Complete the fifth level of the History Mode
Complete the sixth level of the History Mode
Complete the seventh level of the History Mode
Complete the eight level of the History Mode
Complete the ninth level of the History Mode
Complete the tenth level of the History Mode
Complete the eleventh level of the History Mode
Use one time the Raise Dead skill
Buy on the Shop your first new army
Evolve your faction to the Middle Age (It doesn't matter which faction)
Leave some feedback about the game from the Feedback option on the main Menu