World Football League - Wikipedia
The growth of 'American Football' in Europe: How does this bring
Oral history -- 10 years after NFL Europe's demise, alumni such as
Football v soccer: can the World Cup win a US TV battle with the
When the NFL first went overseas: the inaugural World League
NFL plan to expand overseas involves flag football at the Olympics
You didn't play to get rich': what killed NFL Europe?, NFL
NFL confirms Brazil and Spain site trips as international 'passion
The NFL is the rare thing that brings all Americans -- Democrats
World League of American Football (1991-1992) • Fun While It Lasted