The workshop had been used to make cutlery, both before and during the Holocaust.
However, due to their advanced ages and health concerns, it is expected that this commemoration will likely be the last gathering for the rescuers.
The short video, which PiS posted on social media, aims to discourage people from attending an opposition march that is due to take place in Warsaw on Sunday.
Russia's foreign ministry said in a statement that the Polish authorities had burst onto the embassy school's grounds with the aim of seizing it.
The WJC has been a significant contributor to the Warsaw Ghetto Uprising memorial ceremonies since they were first held in the devastated city of Warsaw
Herzog: Uprising was emblem of heroism • Duda: We bow our heads to those who fought hatred
This year the event has been significantly expanded, and the presidents of Israel, Poland and Germany will all deliver speeches.
Holocaust Remembrance Day was created by the Israeli government to be near the anniversary of the uprising on the Jewish calendar was the correct choice.
We remember the past and draw on historical experience to build a better future. But we do not forget those who died or were murdered.
Thousands to participate in the 35th International March of the Living under the banner “Honoring Jewish Heroism".