for region in `aws ec2 describe-regions --output text | cut -f3`
do
     echo  "\nListing Instances in region:'$region'..."

     aws ec2 describe-instances --filters  "Name=instance-state-name,Values=pending,running,stopped,stopping" --query "Reservations[].Instances[].[InstanceId]" --output text --region $region
     aws ec2 terminate-instances --region $region --instance-ids $(aws ec2 describe-instances --region $region --filters  "Name=instance-state-name,Values=pending,running,stopped,stopping" --query "Reservations[].Instances[].[InstanceId]" --output text | tr '\n' ' ')

done