Sabaton will play a few shows in Poland during this summer. From Sabaton’s official blog:

“Sabaton can now confirm the final show for the Poland tour in June.
This will be a totally unique evening where Sabaton will play on the grounds of the mighty Malbork Castle, on UNESCO´s World Heritage list.

So this will be the summer tour of Poland:

June 4 Malbork – Malbork Castle
June 5 Wroclaw – Rock For Freedom
June 6 Warsaw – Military Camp Festival