The national stadium is Estádio do Jamor, and the largest stadium is Estádio da Luz (Benfica's home)
wushnog, portugal
National Stadium (aka the Bird's Nest)
There is no special national football stadium in germany. The stadiums/cities for games of the national team change.
They play at the 'Estádio Nacional' (translates as National Stadium in English), which is in the town of Oeiras, near Lisbon.
Estádio da Luz, which hosts SL Benfica and the Portuguese national football team.
Twickenham
Wembley
National Syndicalists - Portugal - ended in 1934.
National Syndicalists - Portugal - was created in 1932.
Lagos National Stadium was created in 1972.
Beijing National Stadium was created in 2008.
My Dinh National Stadium was created in 2003.