diff --git a/backend/src/routes/history.ts b/backend/src/routes/history.ts
index eec50fc..0bcb816 100644
--- a/backend/src/routes/history.ts
+++ b/backend/src/routes/history.ts
@@ -59,6 +59,44 @@ const parseId = (value: string) => {
 }
 
 export default async function resourceHistoryRoutes(server: FastifyInstance) {
+    server.get("/history", {
+        schema: {
+            tags: ["History"],
+            summary: "Get all history entries for the active tenant",
+        },
+    }, async (req: any) => {
+        const data = await server.db
+            .select()
+            .from(historyitems)
+            .where(eq(historyitems.tenant, req.user?.tenant_id))
+            .orderBy(asc(historyitems.createdAt));
+
+        const userIds = Array.from(
+            new Set(data.map((item) => item.createdBy).filter(Boolean))
+        ) as string[];
+
+        const profiles = userIds.length > 0
+            ? await server.db
+                .select()
+                .from(authProfiles)
+                .where(and(
+                    eq(authProfiles.tenant_id, req.user?.tenant_id),
+                    inArray(authProfiles.user_id, userIds)
+                ))
+            : [];
+
+        const profileByUserId = new Map(
+            profiles.map((profile) => [profile.user_id, profile])
+        );
+
+        return data.map((historyitem) => ({
+            ...historyitem,
+            created_at: historyitem.createdAt,
+            created_by: historyitem.createdBy,
+            created_by_profile: historyitem.createdBy ? profileByUserId.get(historyitem.createdBy) || null : null,
+        }));
+    });
+
     server.get<{
         Params: { resource: string; id: string }
     }>("/resource/:resource/:id/history", {
diff --git a/frontend/components/HistoryDisplay.vue b/frontend/components/HistoryDisplay.vue
index a8d5a72..6385174 100644
--- a/frontend/components/HistoryDisplay.vue
+++ b/frontend/components/HistoryDisplay.vue
@@ -3,11 +3,13 @@ import dayjs from "dayjs"
 const props = defineProps({
   type: {
     type: String,
-    required: true
+    required: false,
+    default: null
   },
   elementId: {
     type: String,
-    required: true
+    required: false,
+    default: null
   },
   renderHeadline: {
     type: Boolean,
@@ -25,13 +27,11 @@ const items = ref([])
 const platform = ref("default")
 
 const setup = async () => {
-
-
   if(props.type && props.elementId){
     items.value = await useNuxtApp().$api(`/api/resource/${props.type}/${props.elementId}/history`)
-  } /*else {
-
-  }*/
+  } else {
+    items.value = await useNuxtApp().$api(`/api/history`)
+  }
 }
 
 setup()
@@ -43,6 +43,10 @@ const addHistoryItemData = ref({
 })
 
 const addHistoryItem = async () => {
+  if (!props.type || !props.elementId) {
+    toast.add({ title: "Im zentralen Logbuch können keine direkten Einträge erstellt werden." })
+    return
+  }
 
   const res = await useNuxtApp().$api(`/api/resource/${props.type}/${props.elementId}/history`, {
     method: "POST",
@@ -161,4 +165,4 @@ const renderText = (text) => {
 
 <style scoped>
 
-</style>
\ No newline at end of file
+</style>
diff --git a/frontend/components/MainNav.vue b/frontend/components/MainNav.vue
index 770e8ed..c93d910 100644
--- a/frontend/components/MainNav.vue
+++ b/frontend/components/MainNav.vue
@@ -47,8 +47,7 @@ const links = computed(() => {
       id: 'historyitems',
       label: "Logbuch",
       to: "/historyitems",
-      icon: "i-heroicons-book-open",
-      disabled: true
+      icon: "i-heroicons-book-open"
     },
     {
       label: "Organisation",