Explanation/Reference:
Explanation:
Content filter settings include selecting the action to take on messages identified as spam, and choosing whether to filter messages written in specific languages, or sent from specific countries or regions.
Additionally, you can enable advanced spam filtering options if you want to pursue an aggressive approach to content filtering. Content-filter policy settings are applied to inbound messages only.
On the International Spam page you can filter email messages written in specific languages, or sent from specific countries or regions. You can configure up to 86 different languages and 250 different regions.
The service will apply the configured action for high confidence spam.
References:
https://technet.microsoft.com/en-us/library/jj200684(v=exchg.150).aspx