Persians
Civilization Bonuses
Darics
Land Traders +25% trade gain.
Large Rams
Battering Rams +20% attack damage and +2 garrison capacity.
Times of War
The batch training time of units trained in Stables decreases each phase advance.
Satrapy Tribute
Upgrade the Throne Hall to receive a free trickle of a desired resource.
Cavalry Limit
Maximum cavalry as a share of effective population: Village 12.5%; Town 25%; City 30%; Empire 30%.