Two-time champions Argentina reached the final in Brazil in 2014, losing to Germany 1-0 after extra time.
Barcelona striker Lionel Messi has won his fifth European Golden Shoe after his team beat Real Sociedad 1-0 in their final La Liga match of the season.
Andres Iniesta waved goodbye to Barcelona on Sunday and his supposed successor scored the winner as Philippe Coutinho's superb strike sealed a 1-0 victory over Real Sociedad.
Aguero scored 21 goals for City in the Premier League this season despite it being cut short after he aggravated an injury to his right knee.
Sergio Aguero hasn't played for Manchester City since their Champions League quarter-final defeat by Liverpool on April 10.
Icardi, who has played only four matches for his country since his debut in 2013, was rewarded for a superb 28-goal season in Italy's Serie A championship.
The loss to Levante ended Barcelona's hopes of becoming the first ever club to finish a 38-game La Liga season as invincibles.
Cristiano Ronaldo was forced off at half-time after appearing to hurt his ankle and Real Madrid will be hoping their star striker can recover in time for the Champions League final against Liverpool.
Barcelona wrapped up a 25th La Liga title with four matches to spare, after a Lionel Messi hat-trick secured a thrilling 4-2 victory against Deportivo La Coruna.
Lionel Messi and Luis Suarez inspired Barcelona to what will surely be the first part of a domestic double this season as they thrashed Sevilla 5-0 on Saturday to win the Copa del Rey.
Lionel Messi's latest rescue-act, when he came off the bench to inspire a remarkable fightback against Sevilla, has regurgitated the question of Barca's dependency on their number 10.
There were concerns over Messi's state of health and many thought the five-time Ballon d'Ormight have an illness, or was suffering from stress.
Lionel Messi believes this is his generation's last chance to win a World Cup after failing in the final against Germany in 2014.
After unfurling a banner showing the words "God Save The King" before kick-off, Barca's fans were celebrating after just 129 seconds at the Camp Nou as Messi found the net before Chelsea had even made a pass.
Lionel Messi announced that he and his wife Antonella Roccuzzo had become parents for a third time on Saturday.
Lionel Messi's wife Antonella Roccuzzo is expecting a boy, a brother to five-year-old Thiago and Mateo, who is two.
Lionel Messi proved the difference again, his bending first-half strike worthy of winning any contest and taking his own career tally to an astonishing 600 goals, 539 for Barca and 61 for Argentina.
Barcelona will host Atletico Madrid on Sunday, in a clash of first against second with extra weight, now that the Catalans' lead has been cut to just five points