**To delete stack instances** The following ``delete-stack-instances`` example deletes instances of a stack set in two accounts in two regions and terminates the stacks. :: aws cloudformation delete-stack-instances \ --stack-set-name my-stack-set \ --accounts 123456789012 567890123456 \ --regions us-east-1 us-west-1 \ --no-retain-stacks Output:: { "OperationId": "ad49f10c-fd1d-413f-a20a-8de6e2fa8f27" } To delete an empty stack set, use the ``delete-stack-set`` command.