diff --git a/src/course-unit/CourseUnit.test.jsx b/src/course-unit/CourseUnit.test.jsx
index f969321fe..d197e75e6 100644
--- a/src/course-unit/CourseUnit.test.jsx
+++ b/src/course-unit/CourseUnit.test.jsx
@@ -17,6 +17,7 @@ import {
   postXBlockBaseApiUrl,
 } from './data/api';
 import {
+  deleteUnitItemQuery,
   editCourseUnitVisibilityAndData,
   fetchCourseSectionVerticalData,
   fetchCourseUnitQuery,
@@ -717,4 +718,187 @@ describe('<CourseUnit />', () => {
       .getByText(sidebarMessages.sidebarTitlePublishedNotYetReleased.defaultMessage)).toBeInTheDocument();
     expect(discardChangesBtn).not.toBeInTheDocument();
   });
+
+  it('checks whether xblock is removed when the corresponding delete button is clicked and sidebar is the updated', async () => {
+    const {
+      getByText,
+      getAllByLabelText,
+      getByRole,
+      getAllByTestId,
+      queryByRole,
+    } = render(<RootWrapper />);
+
+    await waitFor(() => {
+      userEvent.click(getByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage }));
+    });
+
+    axiosMock
+      .onPost(getXBlockBaseApiUrl(blockId), {
+        publish: PUBLISH_TYPES.makePublic,
+      })
+      .reply(200, { dummy: 'value' });
+    axiosMock
+      .onGet(getCourseUnitApiUrl(blockId))
+      .reply(200, {
+        ...courseUnitIndexMock,
+        visibility_state: UNIT_VISIBILITY_STATES.live,
+        has_changes: false,
+        published_by: userName,
+      });
+
+    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
+
+    axiosMock
+      .onDelete(getXBlockBaseApiUrl(courseVerticalChildrenMock.children[0].block_id))
+      .replyOnce(200, { dummy: 'value' });
+
+    await executeThunk(deleteUnitItemQuery(courseId, blockId), store.dispatch);
+
+    await waitFor(() => {
+      // check if the sidebar status is Published and Live
+      expect(getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
+      expect(getByText(
+        sidebarMessages.publishLastPublished.defaultMessage
+          .replace('{publishedOn}', courseUnitIndexMock.published_on)
+          .replace('{publishedBy}', userName),
+      )).toBeInTheDocument();
+      expect(queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage })).not.toBeInTheDocument();
+
+      expect(getByText(unitDisplayName)).toBeInTheDocument();
+      const [xblockActionBtn] = getAllByLabelText(courseXBlockMessages.blockActionsDropdownAlt.defaultMessage);
+      userEvent.click(xblockActionBtn);
+
+      const deleteBtn = getByRole('button', { name: courseXBlockMessages.blockLabelButtonDelete.defaultMessage });
+      userEvent.click(deleteBtn);
+      expect(getByText(/Delete this component?/)).toBeInTheDocument();
+
+      const deleteConfirmBtn = getByRole('button', { name: deleteModalMessages.deleteButton.defaultMessage });
+      userEvent.click(deleteConfirmBtn);
+
+      expect(getAllByTestId('course-xblock')).toHaveLength(1);
+    });
+
+    axiosMock
+      .onGet(getCourseUnitApiUrl(blockId))
+      .reply(200, courseUnitIndexMock);
+
+    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
+
+    // after removing the xblock, the sidebar status changes to Draft (unpublished changes)
+    expect(getByText(sidebarMessages.sidebarTitleDraftUnpublishedChanges.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.visibilityStaffAndLearnersTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.releaseStatusTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.sidebarBodyNote.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.visibilityWillBeVisibleToTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+    expect(getByText(
+      sidebarMessages.publishInfoDraftSaved.defaultMessage
+        .replace('{editedOn}', courseUnitIndexMock.edited_on)
+        .replace('{editedBy}', courseUnitIndexMock.edited_by),
+    )).toBeInTheDocument();
+    expect(getByText(
+      sidebarMessages.releaseInfoWithSection.defaultMessage
+        .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+    )).toBeInTheDocument();
+  });
+
+  it('checks if xblock is a duplicate when the corresponding duplicate button is clicked and if the sidebar status is updated', async () => {
+    axiosMock
+      .onPost(postXBlockBaseApiUrl({
+        parent_locator: blockId,
+        duplicate_source_locator: courseVerticalChildrenMock.children[0].block_id,
+      }))
+      .replyOnce(200, { locator: '1234567890' });
+
+    axiosMock
+      .onGet(getCourseVerticalChildrenApiUrl(blockId))
+      .reply(200, {
+        ...courseVerticalChildrenMock,
+        children: [
+          ...courseVerticalChildrenMock.children,
+          {
+            ...courseVerticalChildrenMock.children[0],
+            name: 'New Cloned XBlock',
+          },
+        ],
+      });
+
+    const {
+      getByText,
+      getAllByLabelText,
+      getAllByTestId,
+      queryByRole,
+      getByRole,
+    } = render(<RootWrapper />);
+
+    await waitFor(() => {
+      userEvent.click(getByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage }));
+    });
+
+    axiosMock
+      .onPost(getXBlockBaseApiUrl(blockId), {
+        publish: PUBLISH_TYPES.makePublic,
+      })
+      .reply(200, { dummy: 'value' });
+    axiosMock
+      .onGet(getCourseUnitApiUrl(blockId))
+      .reply(200, {
+        ...courseUnitIndexMock,
+        visibility_state: UNIT_VISIBILITY_STATES.live,
+        has_changes: false,
+        published_by: userName,
+      });
+
+    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
+
+    await waitFor(() => {
+      // check if the sidebar status is Published and Live
+      expect(getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
+      expect(getByText(
+        sidebarMessages.publishLastPublished.defaultMessage
+          .replace('{publishedOn}', courseUnitIndexMock.published_on)
+          .replace('{publishedBy}', userName),
+      )).toBeInTheDocument();
+      expect(queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage })).not.toBeInTheDocument();
+
+      expect(getByText(unitDisplayName)).toBeInTheDocument();
+      const [xblockActionBtn] = getAllByLabelText(courseXBlockMessages.blockActionsDropdownAlt.defaultMessage);
+      userEvent.click(xblockActionBtn);
+
+      const duplicateBtn = getByText(courseXBlockMessages.blockLabelButtonDuplicate.defaultMessage);
+      userEvent.click(duplicateBtn);
+
+      expect(getAllByTestId('course-xblock')).toHaveLength(3);
+      expect(getByText('New Cloned XBlock')).toBeInTheDocument();
+    });
+
+    axiosMock
+      .onGet(getCourseUnitApiUrl(blockId))
+      .reply(200, courseUnitIndexMock);
+
+    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);
+
+    // after duplicate the xblock, the sidebar status changes to Draft (unpublished changes)
+    expect(getByText(sidebarMessages.sidebarTitleDraftUnpublishedChanges.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.visibilityStaffAndLearnersTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.releaseStatusTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.sidebarBodyNote.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.visibilityWillBeVisibleToTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
+    expect(getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
+    expect(getByText(
+      sidebarMessages.publishInfoDraftSaved.defaultMessage
+        .replace('{editedOn}', courseUnitIndexMock.edited_on)
+        .replace('{editedBy}', courseUnitIndexMock.edited_by),
+    )).toBeInTheDocument();
+    expect(getByText(
+      sidebarMessages.releaseInfoWithSection.defaultMessage
+        .replace('{sectionName}', courseUnitIndexMock.release_date_from),
+    )).toBeInTheDocument();
+  });
 });
diff --git a/src/course-unit/data/thunk.js b/src/course-unit/data/thunk.js
index 7d5bdc3a9..23b39937a 100644
--- a/src/course-unit/data/thunk.js
+++ b/src/course-unit/data/thunk.js
@@ -287,6 +287,8 @@ export function deleteUnitItemQuery(itemId, xblockId) {
     try {
       await deleteUnitItem(xblockId);
       dispatch(deleteXBlock(xblockId));
+      const courseUnit = await getCourseUnitData(itemId);
+      dispatch(fetchCourseItemSuccess(courseUnit));
       dispatch(hideProcessingNotification());
       dispatch(updateSavingStatus({ status: RequestStatus.SUCCESSFUL }));
     } catch (error) {
@@ -308,6 +310,8 @@ export function duplicateUnitItemQuery(itemId, xblockId) {
         newId: locator,
         newCourseVerticalChildren,
       }));
+      const courseUnit = await getCourseUnitData(itemId);
+      dispatch(fetchCourseItemSuccess(courseUnit));
       dispatch(hideProcessingNotification());
       dispatch(updateSavingStatus({ status: RequestStatus.SUCCESSFUL }));
     } catch (error) {