In https://github.com/backdrop/backdrop-issues/issues/1725, we encountered an issue where it would be desirable to load the admin theme dialog styling rather than the front-end dialog styling. Take this example of deleting a block from the front-end:

As this is an admin-action, it may make sense to have this be styled in the admin theme.
GitHub Issue #:
2659
Recent comments
Thank you, this is a very useful workaround for preparing a clean import list. One concern remains, however: if Simplenews 1.x-1.2.3 still treats blocked user accounts as invalid...
Re-enable Simplenews newsletter subscriptions that had been erroneously disabled
@Amilenkov, I have an idea for your use case where you want to avoid re-subscribing people who have explicitly opted out: Build a view of simplenews subscriptions, and filter by Status (...
Re-enable Simplenews newsletter subscriptions that had been erroneously disabled
"modules to help someone monetise their own website"
How to monetize a Backdrop site