Country after country have come to a choice point.
When the people realize that their country is headed by someone who may not be compas mentis Definition of compos mentis :  of sound mind, memory, and understanding.

non compas mentis = not of sound mind, not of sound memory, not of sound understanding.

There are a litany of individual instances in a variety of contexts that can find a fit under the following headings. 

Range of responses=
There are those who will want to exploit that vulnerability for their own gain.
There are those who will seek to 'contain' the damage possible.
There are those who will remain in deep denial because the ramifications are too onerous to even speculate about.
There are those who will engage in relative -izing the degree of compromised faculties ie he's not as bad as ___ so we have a ways to go before action is necessary, action by ___?
There are those who have no idea whose job it is to clean up such a mess so their deer in the headlights response.