diff --git a/src/controllers/api/removeFromAllianceController.ts b/src/controllers/api/removeFromAllianceController.ts
new file mode 100644
index 00000000..f6dc8acc
--- /dev/null
+++ b/src/controllers/api/removeFromAllianceController.ts
@@ -0,0 +1,38 @@
+import { AllianceMember, Guild, GuildMember } from "@/src/models/guildModel";
+import { deleteAlliance } from "@/src/services/guildService";
+import { getAccountForRequest } from "@/src/services/loginService";
+import { GuildPermission } from "@/src/types/guildTypes";
+import { RequestHandler } from "express";
+
+export const removeFromAllianceController: RequestHandler = async (req, res) => {
+    // Check requester is a warlord in their guild
+    const account = await getAccountForRequest(req);
+    const guildMember = (await GuildMember.findOne({ accountId: account._id, status: 0 }))!;
+    if (guildMember.rank > 1) {
+        res.status(400).json({ Error: 104 });
+        return;
+    }
+
+    let allianceMember = (await AllianceMember.findOne({ guildId: guildMember.guildId }))!;
+    if (!guildMember.guildId.equals(req.query.guildId as string)) {
+        // Removing a guild that is not our own needs additional permissions
+        if (!(allianceMember.Permissions & GuildPermission.Ruler)) {
+            res.status(400).json({ Error: 104 });
+            return;
+        }
+
+        // Update allianceMember to point to the alliance to kick
+        allianceMember = (await AllianceMember.findOne({ guildId: req.query.guildId }))!;
+    }
+
+    if (allianceMember.Permissions & GuildPermission.Ruler) {
+        await deleteAlliance(allianceMember.allianceId);
+    } else {
+        await Promise.all([
+            await Guild.updateOne({ _id: allianceMember.guildId }, { $unset: { AllianceId: "" } }),
+            await AllianceMember.deleteOne({ _id: allianceMember._id })
+        ]);
+    }
+
+    res.end();
+};
diff --git a/src/routes/api.ts b/src/routes/api.ts
index d25efef0..e05602f0 100644
--- a/src/routes/api.ts
+++ b/src/routes/api.ts
@@ -92,6 +92,7 @@ import { purchaseController } from "@/src/controllers/api/purchaseController";
 import { queueDojoComponentDestructionController } from "@/src/controllers/api/queueDojoComponentDestructionController";
 import { redeemPromoCodeController } from "@/src/controllers/api/redeemPromoCodeController";
 import { releasePetController } from "@/src/controllers/api/releasePetController";
+import { removeFromAllianceController } from "@/src/controllers/api/removeFromAllianceController";
 import { removeFromGuildController } from "@/src/controllers/api/removeFromGuildController";
 import { rerollRandomModController } from "@/src/controllers/api/rerollRandomModController";
 import { retrievePetFromStasisController } from "@/src/controllers/api/retrievePetFromStasisController";
@@ -173,6 +174,7 @@ apiRouter.get("/marketRecommendations.php", marketRecommendationsController);
 apiRouter.get("/marketSearchRecommendations.php", marketRecommendationsController);
 apiRouter.get("/modularWeaponSale.php", modularWeaponSaleController);
 apiRouter.get("/queueDojoComponentDestruction.php", queueDojoComponentDestructionController);
+apiRouter.get("/removeFromAlliance.php", removeFromAllianceController);
 apiRouter.get("/setActiveQuest.php", setActiveQuestController);
 apiRouter.get("/setActiveShip.php", setActiveShipController);
 apiRouter.get("/setBootLocation.php", setBootLocationController);
diff --git a/src/services/guildService.ts b/src/services/guildService.ts
index 0e05bb94..c1a7a3ef 100644
--- a/src/services/guildService.ts
+++ b/src/services/guildService.ts
@@ -1,7 +1,7 @@
 import { Request } from "express";
 import { getAccountIdForRequest } from "@/src/services/loginService";
 import { getInventory } from "@/src/services/inventoryService";
-import { AllianceMember, Guild, GuildAd, GuildMember, TGuildDatabaseDocument } from "@/src/models/guildModel";
+import { Alliance, AllianceMember, Guild, GuildAd, GuildMember, TGuildDatabaseDocument } from "@/src/models/guildModel";
 import { TInventoryDatabaseDocument } from "@/src/models/inventoryModels/inventoryModel";
 import {
     GuildPermission,
@@ -612,9 +612,26 @@ export const deleteGuild = async (guildId: Types.ObjectId): Promise<void> => {
 
     await GuildAd.deleteOne({ GuildId: guildId });
 
-    await AllianceMember.deleteMany({ guildId });
+    // If guild is the creator of an alliance, delete that as well.
+    const allianceMember = await AllianceMember.findOne({ guildId, Pending: false });
+    if (allianceMember) {
+        if (allianceMember.Permissions & GuildPermission.Ruler) {
+            await deleteAlliance(allianceMember.allianceId);
+        }
+    }
 
-    // TODO: If this guild was the founding guild of an alliance (ruler permission), that would need to be forcefully deleted now as well.
+    await AllianceMember.deleteMany({ guildId });
+};
+
+export const deleteAlliance = async (allianceId: Types.ObjectId): Promise<void> => {
+    const allianceMembers = await AllianceMember.find({ allianceId, Pending: false });
+    await parallelForeach(allianceMembers, async allianceMember => {
+        await Guild.updateOne({ _id: allianceMember.guildId }, { $unset: { AllianceId: "" } });
+    });
+
+    await AllianceMember.deleteMany({ allianceId });
+
+    await Alliance.deleteOne({ _id: allianceId });
 };
 
 export const getAllianceClient = async (
diff --git a/src/types/guildTypes.ts b/src/types/guildTypes.ts
index d778aa07..f3f69c46 100644
--- a/src/types/guildTypes.ts
+++ b/src/types/guildTypes.ts
@@ -71,11 +71,11 @@ export interface ILongMOTD {
 
 // 32 seems to be reserved
 export enum GuildPermission {
-    Ruler = 1, // Clan: Change hierarchy. Alliance: Kick clans.
+    Ruler = 1, // Clan: Change hierarchy. Alliance (Creator only): Kick clans.
     Advertiser = 8192,
     Recruiter = 2, // Send invites (Clans & Alliances)
     Regulator = 4, // Kick members
-    Promoter = 8, // Clan: Promote and demote members. Alliance: Change clan permissions.
+    Promoter = 8, // Clan: Promote and demote members. Alliance (Creator only): Change clan permissions.
     Architect = 16, // Create and destroy rooms
     Decorator = 1024, // Create and destroy decos
     Treasurer = 64, // Clan: Contribute from vault and edit tax rate. Alliance: Divvy vault.
@@ -318,5 +318,4 @@ export interface IAllianceMemberDatabase {
     Permissions: number;
 }
 
-// TODO: GET /api/removeFromAlliance.php?accountId=6633b81e9dba0b714f28ff02&nonce=5702391171614479&ct=MSI&guildId=663e9be9f741eeb5782f9df0
 // TODO: GET /api/setAllianceGuildPermissions.php?accountId=6633b81e9dba0b714f28ff02&nonce=5702391171614479&ct=MSI&guildId=000000000000000000000042&perms=2