Share an analysis in different regions

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You will need to do some work to migrate them (templates / apis):

Migrate Amazon QuickSight across AWS accounts | Amazon Web Services

New Amazon QuickSight API Capabilities to Accelerate Your BI Transformation |...

Here is more information on the data aspect:

Cross-account data source access

Is there an option for cross-account data source sharing? Our case is that we want to author the analysis and dashboards in a single “author” QuickSight account, and then these reports would get deployed to many AWS accounts to be consumed. However, when designing reports, we need to design them against live data sets, which is where the data source sharing comes in. We don’t want to share the database connection details cross-account. Just the ability to create data sets from a data source in…