- Fixed `kubectl events` not filtering events by `GroupVersion` for resources with a full name. ([#120119](https://github.com/kubernetes/kubernetes/pull/120119), [@Ithrael](https://github.com/Ithrael))

    * where `myfederation` is the name of the federation and `federation.test` is the domain name registered for the federation.
* federation: Upgrading the groupversion to v1beta1 ([#28186](https://github.com/kubernetes/kubernetes/pull/28186), [@nikhiljindal](https://github.com/nikhiljindal))

* Node status updater should SetNodeStatusUpdateNeeded if it fails to update status ([#34368](https://github.com/kubernetes/kubernetes/pull/34368), [@jingxu97](https://github.com/jingxu97))
* Deprecate OpenAPI spec for GroupVersion endpoints in favor of single spec /swagger.json ([#35388](https://github.com/kubernetes/kubernetes/pull/35388), [@mbohlool](https://github.com/mbohlool))

- Fixed bug in beta aggregated discovery endpoint which caused CRD discovery information to be temporarily missing when an Aggregated APIService with the same GroupVersion is deleted (and vice versa). ([#116770](https://github.com/kubernetes/kubernetes/pull/116770), [@alexzielenski](https://github.com/alexzielenski))

- 'KubeSchedulerConfiguration' which used to be under GroupVersion 'componentconfig/v1alpha1',

* Restores ability to enable/disable resource within an API GroupVersion individually. ([#62116](https://github.com/kubernetes/kubernetes/pull/62116), [@deads2k](https://github.com/deads2k))