A Polish author posted the email he received in February 2012
As part of our Efforts to Provide the Best Possible Experience for Customers in the Kindle store, we are taking this opportunity to notify you That your book (s) is in a language not currently supported by KDP. As a result, We will be removing your book (s) from the Kindle Store
Troika (Polish) (Polish Edition) (ASIN: B0053CDJW6)
Please note That we are only accepting new submissions in English, German, French, Italian, Spanish and Portuguese at this time. The Kindle community is expanding and we're working Quickly to support titles in more languages in the months ahead. You can stay up to date on the latest news KDP Amazon by visiting the link below:
We appreciate your understanding and Cooperation in this matter.
Kindle Direct Publishing