Instytut Pami?ci Narodowej (IPN), in English: Institute of National Remembrance.
Its main resposibilities include taking over and providing access to the archives of Communist repressive apparatus. Yet the IPN is not just the largest Polish archive. It is also a major educational and scientific institution, where nearly two hundred historians are involved in reserch of the recent history of Poland. The IPN`s Public Education Office is the one of the largest publisher of historical books and exhibitions. In 2009 Public Education Office started to publish a series of educational board games.