diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index cef5f79e..ce5724e5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -16,6 +16,15 @@ Change Log
 Unreleased
 __________
 
+[9.20.0] - 2025-03-15
+---------------------
+
+Added
+~~~~~
+
+* Added new ``LIBRARY_CONTAINER_CREATED``, ``LIBRARY_CONTAINER_UPDATED`` and ``LIBRARY_CONTAINER_DELETED`` events in content_authoring.
+* Adds ``LibraryContainerData`` to support these events
+
 [9.19.0] - 2025-03-14
 ---------------------
 
diff --git a/openedx_events/__init__.py b/openedx_events/__init__.py
index 0f5e2b97..d03641ae 100644
--- a/openedx_events/__init__.py
+++ b/openedx_events/__init__.py
@@ -5,4 +5,4 @@
 more information about the project.
 """
 
-__version__ = "9.19.0"
+__version__ = "9.20.0"
diff --git a/openedx_events/content_authoring/data.py b/openedx_events/content_authoring/data.py
index 8e0be317..3f13887b 100644
--- a/openedx_events/content_authoring/data.py
+++ b/openedx_events/content_authoring/data.py
@@ -218,7 +218,7 @@ class LibraryCollectionData:
     Data related to a library collection that has changed.
 
     Attributes:
-        library_key (LibraryLocatorV2): a key that represents a Blockstore-based content library.
+        library_key (LibraryLocatorV2): a key that represents a content library.
         collection_key (str): identifies the collection within the library's learning package
         background (bool): indicate whether the sender doesn't want to wait for handler to finish execution,
            i.e., the handler can run the task in background. By default it is False.
@@ -227,3 +227,20 @@ class LibraryCollectionData:
     library_key = attr.ib(type=LibraryLocatorV2)
     collection_key = attr.ib(type=str)
     background = attr.ib(type=bool, default=False)
+
+
+@attr.s(frozen=True)
+class LibraryContainerData:
+    """
+    Data related to a library container that has changed.
+
+    Attributes:
+        library_key (LibraryLocatorV2): a key that represents a content library.
+        container_key (str): identifies the container within the library's learning package (e.g.  unit, section)
+        background (bool): indicate whether the sender doesn't want to wait for handler to finish execution,
+           i.e., the handler can run the task in background. By default it is False.
+    """
+
+    library_key = attr.ib(type=LibraryLocatorV2)
+    container_key = attr.ib(type=str)
+    background = attr.ib(type=bool, default=False)
diff --git a/openedx_events/content_authoring/signals.py b/openedx_events/content_authoring/signals.py
index cd01375d..c063a9b1 100644
--- a/openedx_events/content_authoring/signals.py
+++ b/openedx_events/content_authoring/signals.py
@@ -17,6 +17,7 @@
     DuplicatedXBlockData,
     LibraryBlockData,
     LibraryCollectionData,
+    LibraryContainerData,
     XBlockData,
 )
 from openedx_events.tooling import OpenEdxPublicSignal
@@ -277,6 +278,42 @@
     }
 )
 
+# .. event_type: org.openedx.content_authoring.content_library.container.created.v1
+# .. event_name: LIBRARY_CONTAINER_CREATED
+# .. event_description: Emitted when a content library container is created.
+# .. event_data: LibraryContainerData
+# .. event_trigger_repository: openedx/edx-platform
+LIBRARY_CONTAINER_CREATED = OpenEdxPublicSignal(
+    event_type="org.openedx.content_authoring.content_library.container.created.v1",
+    data={
+        "library_container": LibraryContainerData
+    }
+)
+
+# .. event_type: org.openedx.content_authoring.content_library.container.updated.v1
+# .. event_name: LIBRARY_CONTAINER_UPDATED
+# .. event_description: Emitted when when a content library container is updated.
+# .. event_data: LibraryContainerData
+# .. event_trigger_repository: openedx/edx-platform
+LIBRARY_CONTAINER_UPDATED = OpenEdxPublicSignal(
+    event_type="org.openedx.content_authoring.content_library.container.updated.v1",
+    data={
+        "library_container": LibraryContainerData
+    }
+)
+
+# .. event_type: org.openedx.content_authoring.content_library.container.deleted.v1
+# .. event_name: LIBRARY_CONTAINER_DELETED
+# .. event_description: Emitted when an when a content library container is deleted.
+# .. event_data: LibraryContainerData
+# .. event_trigger_repository: openedx/edx-platform
+LIBRARY_CONTAINER_DELETED = OpenEdxPublicSignal(
+    event_type="org.openedx.content_authoring.content_library.container.deleted.v1",
+    data={
+        "library_container": LibraryContainerData
+    }
+)
+
 # .. event_type: org.openedx.content_authoring.course.import.completed.v1
 # .. event_name: COURSE_IMPORT_COMPLETED
 # .. event_key_field: catalog_info.course_key
diff --git a/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+created+v1_schema.avsc b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+created+v1_schema.avsc
new file mode 100644
index 00000000..ef16b300
--- /dev/null
+++ b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+created+v1_schema.avsc
@@ -0,0 +1,29 @@
+{
+  "name": "CloudEvent",
+  "type": "record",
+  "doc": "Avro Event Format for CloudEvents created with openedx_events/schema",
+  "fields": [
+    {
+      "name": "library_container",
+      "type": {
+        "name": "LibraryContainerData",
+        "type": "record",
+        "fields": [
+          {
+            "name": "library_key",
+            "type": "string"
+          },
+          {
+            "name": "container_key",
+            "type": "string"
+          },
+          {
+            "name": "background",
+            "type": "boolean"
+          }
+        ]
+      }
+    }
+  ],
+  "namespace": "org.openedx.content_authoring.content_library.container.created.v1"
+}
diff --git a/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+deleted+v1_schema.avsc b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+deleted+v1_schema.avsc
new file mode 100644
index 00000000..5218e795
--- /dev/null
+++ b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+deleted+v1_schema.avsc
@@ -0,0 +1,29 @@
+{
+  "name": "CloudEvent",
+  "type": "record",
+  "doc": "Avro Event Format for CloudEvents created with openedx_events/schema",
+  "fields": [
+    {
+      "name": "library_container",
+      "type": {
+        "name": "LibraryContainerData",
+        "type": "record",
+        "fields": [
+          {
+            "name": "library_key",
+            "type": "string"
+          },
+          {
+            "name": "container_key",
+            "type": "string"
+          },
+          {
+            "name": "background",
+            "type": "boolean"
+          }
+        ]
+      }
+    }
+  ],
+  "namespace": "org.openedx.content_authoring.content_library.container.deleted.v1"
+}
diff --git a/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+updated+v1_schema.avsc b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+updated+v1_schema.avsc
new file mode 100644
index 00000000..231e57ee
--- /dev/null
+++ b/openedx_events/event_bus/avro/tests/schemas/org+openedx+content_authoring+content_library+container+updated+v1_schema.avsc
@@ -0,0 +1,29 @@
+{
+  "name": "CloudEvent",
+  "type": "record",
+  "doc": "Avro Event Format for CloudEvents created with openedx_events/schema",
+  "fields": [
+    {
+      "name": "library_container",
+      "type": {
+        "name": "LibraryContainerData",
+        "type": "record",
+        "fields": [
+          {
+            "name": "library_key",
+            "type": "string"
+          },
+          {
+            "name": "container_key",
+            "type": "string"
+          },
+          {
+            "name": "background",
+            "type": "boolean"
+          }
+        ]
+      }
+    }
+  ],
+  "namespace": "org.openedx.content_authoring.content_library.container.updated.v1"
+}