In one game, I made a promise to the Zulu to join their war plans against Egypt in 10 turns. You can also try to sway your rivals to vote your way through traditional negotiation before the ballots are cast.ĭiplomacy is still a little wonky. Your proposal and voting decisions can have long-term effects on your relationships with other civilizations. The Congress plays well into diplomacy, too, where other leaders have their own preferences.