Let's say 32 teams. Apologies if I miss anyone who should be in (you can suggest substitutions). The squads would have a year of training with modern coaching and friendlies against top clubs to get up to current levels of fitness:
Group A:
Germany
Africa (combined XI)
Hungary
Scotland
Group B
Brazil
Asia & Oceania
Yugoslavia (combined XI)(excluding Croatia, who have their own team)
Belgium
Group C
Italy
Romania
N Ireland
Denmark
Group D
Netherlands
CONCACAF (combined XI)(excluding Mexico, who have their own team)
Sweden
Peru
Group E
Uruguay
Portugal
USSR (Russia from the 90s onwards)
Bulgaria
Group F
France
England
Republic of Ireland
Mexico
Group G
Spain
Austria
Poland
Chile
Group H
Argentina
Wales
Croatia
Czechia
Brackets for last 16 are A1 v B2, B1 v A2, etc
Group A:
Germany
Africa (combined XI)
Hungary
Scotland
Group B
Brazil
Asia & Oceania
Yugoslavia (combined XI)(excluding Croatia, who have their own team)
Belgium
Group C
Italy
Romania
N Ireland
Denmark
Group D
Netherlands
CONCACAF (combined XI)(excluding Mexico, who have their own team)
Sweden
Peru
Group E
Uruguay
Portugal
USSR (Russia from the 90s onwards)
Bulgaria
Group F
France
England
Republic of Ireland
Mexico
Group G
Spain
Austria
Poland
Chile
Group H
Argentina
Wales
Croatia
Czechia
Brackets for last 16 are A1 v B2, B1 v A2, etc
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