Index: binaries/data/mods/public/simulation/ai/petra/chatHelper.js
===================================================================
--- binaries/data/mods/public/simulation/ai/petra/chatHelper.js
+++ binaries/data/mods/public/simulation/ai/petra/chatHelper.js
@@ -238,5 +238,42 @@
 	});
 };
 
+/**
+ * Call all AI chats for internalization checks.
+ * As not all messages can fit on screen, they are subdivided in 2 parts.
+ * For example, the first part is displayed by adding
+ * m.chatTest(gameState, 1);
+ * at the beginning of headquerters::update
+ *
+ * Assume a 4 players game with human as 1 and AIs 2, 3 and 4, and 1 and 2 are allies.
+ */
+m.chatTest = function(gameState, part)
+{
+	if (PlayerID != 2 || gameState.ai.playedTurn % 10 != 1)
+		return;
+
+	if (part == 1)
+	{
+		for (let attack in m.launchAttackMessages)
+			m.chatLaunchAttack(gameState, 3, attack);
+		for (let answer in m.answerRequestAttackMessages)
+			m.chatAnswerRequestAttack(gameState, 3, answer, 4);
+		m.chatSentTribute(gameState, 1);
+		m.chatRequestTribute(gameState, "food");
+		m.chatNewTradeRoute(gameState, 1);
+	}
+	else
+	{
+		for (let stance in m.newDiplomacyMessages)
+			m.chatNewDiplomacy(gameState, 1, stance);
+		for (let request in m.sendDiplomacyRequestMessages)
+			for (let status in m.sendDiplomacyRequestMessages[request])
+				m.chatNewRequestDiplomacy(gameState, 1, request, status);
+		for (let request in m.answerDiplomacyRequestMessages)
+			for (let answer in m.answerDiplomacyRequestMessages[request])
+				m.chatAnswerRequestDiplomacy(gameState, 1, request, answer, { "wanted": 500, "type": "food" });
+	}
+};
+
 return m;
 }(PETRA);
Index: binaries/data/mods/public/simulation/ai/petra/headquarters.js
===================================================================
--- binaries/data/mods/public/simulation/ai/petra/headquarters.js
+++ binaries/data/mods/public/simulation/ai/petra/headquarters.js
@@ -2642,6 +2642,8 @@
  */
 m.HQ.prototype.update = function(gameState, queues, events)
 {
+	m.chatTest(gameState, 1);
+
 	Engine.ProfileStart("Headquarters update");
 	this.turnCache = {};
 	this.territoryMap = m.createTerritoryMap(gameState);