1 SU is neutral to the other allies (even if it is at war with Japan) until it is at war with one or both european axis powers.
2 While not at war with each other, Japan are neutral to UK and ANZAC, so their air units cannot fly over each other territories.
3 Use the research tokens from Anniversary Edition.
4 as the rules say when you conquer a territory with a major industrial complex the icomplex becomes a small one. Rule: you can only build major industrial complexes in territories originaly controlled by your power
Map errata:
M1 portuguese Angola instead of Angola
M2 portuguese Mozambique instead of Mozambique
M3 Azores islands in the middle of the way between USA and Europe in Atlantic with a naval and air base UK controled (an agreement with the portuguese government).
M4 Mongolia with only one army instead of 6. Can be invaded with no consequence to the other pure neutrals. **Impassable mountains between Mongolia territories and SU territories (look at a map, these mountains are real and impassable)**This mountains would be represented the same way Sahara in Africa.
M5 Ireland is an island separated from Scotland