Moderation is likely best. USA should be isolationist, whenever reasonably practical. On the other hand we have to make reasonable projections of what evil regimes are likely do in 5 or 10 years, and take descive action to avoid a disater for the USA.
As far as I know the USA foreign policy has been moderate, except we have been influenced excessively by the rich internationalists. We need to cut back sharply on outsorcing goods and services that we are importing. Neil