Germans because of nazi era I think they have some kind of guilty and maybe they think they need to be open to multiculturalism. Now there is the result

When people hate the country they come to, this is what happens. Diversity is our destruction. But Western politicians don't care because they no longer represent their citizenry but global elites.

Solution: pepper spray, use non-lethal methods like rubber bullets etc. Arrest them and start the deportation process. It's the only way.