adjacent territories
eg. being surrounded by Axis, Switzerland is not going to switch to pro-Allies
frequent switching
ensure neutrals don’t keep switching sides…because that wouldn’t be right :|
occupying forces
the status of a neutral should freeze if there is occupying forces
levels
how about just
-3 full axis, no longer neutral, invadable by allies
-2 axis forces can go thru
-1 income to axis
0 neutral
+1 allies ditto
+2 allies ditto
+3 allies ditto
income
Afghanistan, Asia: 1
Angola, Africa: 0
Argentina, South America: 1
Eire, Europe: 0
Himalaya, Asia: 0
Mongolia, Asia: 1
Mozambique, Africa: 0
Peru, South America: 1
Rio De Oro, Africa: 0
Sahara, Asia: 0
Saudi Arabia, Asia: 2
Spain, Europe: 3
Sweden, Europe: 2
Switzerland, Europe: 1
Turkey, Europe: 2
Venezuela, South America: 1