after both occupiers divided the territory of poland between themselves, they conducted a series of actions aimed at suppression of polish culture and repression of much of the polish people. in august 2009 the polish institute of national remembrance (ipn) researchers estimated poland's dead (including polish jews) at between 5.47 and 5.67 million (due to german actions) and 150,000 (due to soviet), or around 5.62 and 5.82 million total. about 90% of polish jews were killed during the holocaust; many others emigrated in the succeeding years.