I was thinking how important oil is to the civil economy, and I was thinking you could be able to simulate this with the following national wonder:
National Highway ACT:
Provide happines equal to Oil reserve - 5, note this can provide negative happiness
Prephaps this should be automatical build when you discover combustion?
National Highway ACT:
Provide happines equal to Oil reserve - 5, note this can provide negative happiness
Prephaps this should be automatical build when you discover combustion?