AWS – Amazon S3 Event Notifications now supports Amazon EventBridge in the AWS GovCloud (US) Regions

You can now use Amazon S3 Event Notifications with Amazon EventBridge in the AWS GovCloud (US) Regions to build, scale, and deploy event-driven applications based on changes to the data you store in Amazon S3. This makes it easier to act on new data in Amazon S3, build multiple applications that react to object changes simultaneously, and replay past events, all without creating additional copies of objects or developing new software. 

Read More for the details.