Altogether, the number of ethnic Poles living abroad is estimated to be around 20 million.
It is estimated that 365 ethnic Poles were murdered including woman and children.
Tens of thousands of ethnic Poles were expelled from the city.
A concentration camp was build for the children of the ethnic Poles.
There are about 400,000 ethnic Poles living in the west of the country.
It has circa 2,000 inhabitants, almost exclusively identifying themselves as ethnic Poles.
Belevitch's parents were Russian and his mother was an ethnic Pole.
According to prewar statistics, ethnic Poles formed 60 percent of the population.
There is also a smaller concentration of ethnic Poles.
"I've done so much abroad, it's enough," he told a delegation of ethnic Poles living overseas.