Those who fought against and lived under Nazism are gradually passing away. The living memory is dying as well as a result and the first hand experience isn’t getting passed on. After all, the growing supporter of the right (not necessarily far right) are actually aged 18-34, despite the stereotype that youths are more liberal. The housing crisis exacerbates the social tension because young people feel competition with migrants. And migration crisis will also worsen because of climate change. Worsening drought and decreasing water levels make agriculture unsustainable, which catalyses social upheaval and migration. Many historical settlements in the past have either collapsed or abandoned because of changes in local climate.