[CreakyParrot]

That's why I specifically referred to the original signatories.

And it's far more complex than that. Germany faces severe demographic trends that have caused a labor shortage, and also has an economy that's highly dependent on manufacturing exports. Having an open door policy at that point makes an awful lot of sense.

The US is headed towards a similar situation, but will have a better labor pool in Mexico, and–Internet wisdom notwithstanding–the US is much better at integrating immigrant labor than Europe is.