Meta's response on blocking the Freedom Flotilla Coalition's representative in Brazil from accessing WhatsApp
...We are unable to confirm the specific circumstances of this case as the article referenced does not contain the details needed to identify the relevant account. To protect our users, WhatsApp has policies against spam and unwanted contact—as well as other types of abuse—that may result in an account being restricted temporarily or permanently... Because we know we sometimes get it wrong, we offer users who believe they were banned or restricted by mistake the opportunity to appeal and request a further review. We’re pleased to see that, in this instance, the article reports the user regained access to their account within ten hours...