Diplomatic Agreements
Access, peace, exchange, research, embargo, and defense agreements.
9 documented entries
Defensive Pact
An unprovoked declaration of war against either member automatically calls the other into that war.
Embargo
A unilateral order that blocks new and recurring trade with the targeted frontier.
Enforceable Peace Treaty
Ends a war, clears occupation, and prevents either side from declaring war until the treaty expires.
Frontier Pact
Legacy all-purpose pact with trade, civilian passage, and non-aggression.
Military Access
Military formations may cross and stage in friendly territory without granting ownership or garrison rights.
Non-Aggression Pact
Neither frontier may declare war or initiate hostile border actions while the pact is active.
Open Borders
Civilian units, exploration, and trade routes may cross either frontier. Military access remains separate.
Recurring Exchange
Both frontiers exchange agreed resources on a server-timed schedule, including while players are offline.
Research Agreement
Both civilizations contribute to shared research and gain a temporary Knowledge bonus while at peace.