Arsenal last made the Champions League during the 2009/10 campaign, losing to Barcelona 6-3 on aggregate, the same team that defeated them in the final four years earlier. Since then the Gunners have failed to make it to the last eight, falling in the round of 16 every single season, where Barcelona (2), AC Milan, Bayern Munich (2) and Monaco were the cause of Arsene Wenger's failure. Despite being one of the most successful managers in Premier League history, the French boss has struggled in...
Source: 90min.com