Knocked out by Uruguay in the World Cup, Ronaldo is coming to the end of his Portugal career.
55 teams will be competing in the tournament but how do you win the trophy?
Find out all you need to know about the new European competition here.
After a disastrous World Cup, Poland will be looking for improvement in the UEFA Nations League.
After failing to make the World Cup, Italy have been placed with Poland and Portugal in the UEFA Nations League.
What trophy will the Nations League winning team receive? We take a look.
Knocked out by Sweden in the World Cup, Switzerland will look to top their Nations league group.
Northern Ireland has been put alongside Bosnia-Herzegovina and Austria in their group.
Scotland will go up against Albania and Israel in their UEFA Nations League group.
They managed to draw against Argentina but will be out of their depth against Belgium and Switzerland.