The correct answer is Panic Disorder
Explanation: Individuals with this condition often remain constantly concerned about the fear of a recurrent attack. Panic attacks occur unexpectedly, sometimes even during sleep.
Answer:
The most difficult challenges settlers of Plymouth and Jamestown faced was disease, hunger, harsh weather, low food sources/production, and death.
Explanation:
Mood Disorders is most common
First thing that comes to mind is Russia had a strategic advantage to the Nazis. The Russian military knew the terrain (I believe it was mountainous) and the cold climate helped push back the Nazis. The Nazis actually tried to get into Russia. That was the only country I could think of.
Most countries, I think did not have the military power to stop Hitler/Nazis from invading them.
Hopefully this helps.