Create a Step Functions workflow to create/delete CloudFormation StackSets in Root Organization unit's linked accounts.
Visit the GitHub repo for this workflow.
git clone https://github.com/aws-samples/step-functions-workflows-collection/tree/main/sfn-cfn-stacksets-workflow-cdk/ cd step-functions-workflows-collection/sfn-cfn-stacksets-workflow-cdk
cdk deploy
cdk destroy
.