In modern history, there have been disasters that have been pretty bad in the last few hundred years, but they have usually been limited to a few nations rather than world wide.
How about dual citizenship as a prep?
When the SHTF the nations that are still O.K. will close their doors to waves of immigrants, but if you get the paperwork done ahead of the curve then that shouldn't be a problem.
How about New Zealand? Lots of agricultural and water resources per capita, far away from the U.S. so unlikely to be invaded if it all goes bottom up, surrounded by water so might be able to block the ports in the event of a plague, fairly functional society, etc. etc.,
How about dual citizenship as a prep?
When the SHTF the nations that are still O.K. will close their doors to waves of immigrants, but if you get the paperwork done ahead of the curve then that shouldn't be a problem.
How about New Zealand? Lots of agricultural and water resources per capita, far away from the U.S. so unlikely to be invaded if it all goes bottom up, surrounded by water so might be able to block the ports in the event of a plague, fairly functional society, etc. etc.,