With the game played in the shadow of Monday's bomb attack at a pop concert in Manchester, which left 22 dead and 64 injured, Bosz said his players were influenced by that event.
Former United player Cristiano Ronaldo published a picture of a British Union Jack flag bearing the word "Manchester" on his social media accounts.
"It was very sombre flying over with the directors this morning and it was all we were talking about, to be honest. We have developed a way of playing this season that I always call the Ajax way of playing", he said. We worked hard and we'll enjoy it now. It's been a long season, but when you have a game like this, all the fatigue and tiredness in your legs and body goes away. "[It was a] great performance from everybody in the team".
Reformists sweep Tehran municipal vote as Rouhani wins Iran election
Secretary of State Rex Tillerson for urging a policy shift in Tehran's conduct during President Hassan Rouhani's second term. Trump repeatedly has criticized Iran in speeches on his first foreign trip.
In the wake of the incident, UEFA accepted United's formal request to cancel their press conference ahead of the Europa League final, while the team held a minute's silence at training before flying to Sweden.
'Every day the players are speaking to me - Michael (Carrick), Ash (Ashley Young), Wayne (Rooney) - the more senior players, they speak to me and they're helping me. "I know they are young and we have to help them but we have been preparing for this game since our semi-final win against Lyon".
"They shouldn't just be in it, they should be in with a chance of winning the Champions League".
"It was one of my aims when I came - to win big trophies".