Conversation so far:
What was the first thing Esma did after the independence?
Esma Redzepova toured the United States the year after, performing at a series of benefit concerts.
Did her tour do well?
CANNOTANSWER.
What else did she do in her career?
she made several collaborations with young pop singers.
Who were some of those dingers?
Croatian band Magazin and a duet with the Macedonian singer Todor Proeski.
Did she release any albums?
CANNOTANSWER.
What else did she do at this point in her career?
Esma Redzepova was selected together with Vlatko Lozanoski to represent Macedonia in the Eurovision Song Contest 2013.
Did she participate?
Their song, "Imperija", was unveiled in March 2013, but it caused controversy in the country.

Question: Why?
Self-contained rewrite: Why did Esma and Vlatko song cause controversy?