AWS Outposts is now supported in AWS Europe (Milan) Region. AWS Outposts is a fully managed service that extends AWS infrastructure, AWS services, APIs, and tools to virtually any customer datacenter, co-location space, or on-premises facility for a consistent AWS experience. Outposts is ideal for applications that need to run on-premises to meet low latency requirements. You can also use Outposts to process and manage data locally and effectively meet your data residency requirements.
Source:: Amazon AWS