She was the vice-president of the commission for equal opportunities between men and women from 2000 to 2004.
She was re-elected in 2013.
After the elections of 20 October 2013, Nagel joined the three-party coalition government as Minister for Culture and Minister for Housing on 4 December 2013.
From January 2013 to November 2015, she was the vice-president of the DP.
From 2000 to 2012, Nagel was the vice-president of the National Tourism Office.