https://aws.amazon.com/pt/wickr/wickrgov/
Secure End-to-End Communication Platform - Getting Started with AWS WickrGov - Amazon Web Services
Learn to get started with AWS Wickr's government specific messaging option.
getting started with aws
https://docs.aws.amazon.com/govcloud-us/latest/UserGuide/govcloud-wickr.html
AWS WickrGov in AWS GovCloud (US) - AWS GovCloud (US)
Lists the differences for using AWS WickrGov in AWS GovCloud (US) Regions compared to other AWS Regions.
awsgovcloudus