over the years many artists from all over the world ( argentina , italy , israel , russia , brasil , uruguay , greece , spain , hungary ) played Action at the concerts Social_event .

the aster revolution Change_of_leadership or chrysanthemum revolution Change_of_leadership ( ) was a revolution Change_of_leadership in hungary led by count UNK UNK in the aftermath of world war Military_operation i which led to Causation the foundation Coming_to_be of the short-lived first hungarian people 's republic .