Hi Sindhu,
Follow the below steps:
1. Add the region field to filter shelf and show the filter.
2. Now add the country as a filter and do the same.
![](https://www.edureka.co/community/?qa=blob&qa_blobid=1192853834863034847)
3. Click on the down arrow of country and select context instead of database.
![](https://www.edureka.co/community/?qa=blob&qa_blobid=9760949379839470235)
4. Now the country only from that region would show up in the filter.
See below for change of filter on another.
![](https://www.edureka.co/community/?qa=blob&qa_blobid=7771072104327280622)
![](https://www.edureka.co/community/?qa=blob&qa_blobid=4212159010559260942)
Hope this helps you.