Oh I was ‘there’. I was there when a 3 star told us they thought NK was ready to come across the DMZ and to expect 75% causalities.
There is no strong nation today, just a bunch of fairly strong ones and a weakly led US. Add in a bunch of smaller very nervous countries who are trying to protect themselves and their resources.
The world is not in a room filled with gasoline while the two sides hold matches, like it was.