It would be good to (re-)read https://news.ycombinator.com/newsguidelines.html and follow those rules when posting here. I know it's hard when someone else is violating them, but it's necessary.
That Merkel's open borders are a crime based on German law. If you are able to read German, take this as a start: https://alexanderdilger.wordpress.com/2016/01/13/drei-ex-ver...
The only thing that is abundantly clear is that you have a clear agenda, and you will believe anything that appears to support your prejudices.
> I don't trust random blogs.
The blog has 4 links, it basically quotes only from these four links. That are:
1. Welt.de (major German Newspaper)
2. Focus.de (major German magazine)
3. Welt.de again
4. New York Times.
If these sources are "not credible" for you, we have indeed no way of communicating.