The war refugee board help save thousands of Jews from Eastern Europe.
The War Refugee Board, under Morgenthau’s supervision, helped saving about 200,000 Jews from annihilation. It basically provided support and coordination to Jewish organizations, diplomats, and resistance groups across Europe that were trying to rescue Jews and help those in concentration camps.
The film doesn't always improve the viewers understanding, the film could be lying that it's "based on real events". The film maker doesn't always know the real truth.