To have an economy so reliant on all the others is a disaster always waiting to happen.
There needs to be clear separation between nations.
There needs to be borders. In a general sense, there needs to be MUCH less "multiculturalism".
The human species needs to come to an acceptance that some cultures are just not compatible. For some, this might be a bitter reality pill to swallow. But it's just how it is.
There needs to be an understanding that not all human life is valuable. On a planet stretching at its seams, there are a great many individuals who add nothing of value or decency. Jails and prisons are crowded with folks who only act as parasites and destructive forces to the general good.
Humans must regain strength and a clear understanding of reality.
Corruption must be met with total and unmerciful action.