A former leader of the Union of the Democratic Forces, she served as the Minister of Foreign Affairs and as a Member of both the National Assembly and the European Parliament.

In that period Mihaylova became a member of the Union of Translators in Bulgaria (Bulgarian: Съюз на преводачите в България).

[2] Nadezhda Mihaylova was a member of the Union of Democratic Forces (SDS) until she left in November 2012 after 21 years of membership in the party.

[4] She was also chairman of the Committee for Parliamentary and Public Relations Assembly (1994–1997)[citation needed] and the vice-president of the Union of Democratic Forces.

[5] As Minister of Foreign Affairs, she strongly supported a policy of NATO integration and EU membership of her country.

[6] In February 1999, she was chosen as the deputy chairman of the European People's Party at the 13th Congress in Brussels, becoming the first person from Eastern Europe to hold this position.

[7] In March 2000, as the Bulgarian Foreign Minister, Mihaylova denied having delivered a document showing an alleged plan of former Serbian president Slobodan Milosevic aimed at ethnic cleansing of Kosovo (Operation Horseshoe) to the then foreign minister of Germany, Joschka Fischer, in April 1999.

[8] In 2012, however, Mihaylova finally admitted to private Bulgarian channel BTV that she had handed the document regarding the Operation Horseshoe to the German foreign minister.

This pro-business organization within the European People's Party, aims at improving the situation of small and medium-sized enterprises all across Europe.

[citation needed] When talking in 2016 with a newspaper about a role model as a leader, she revealed her admiration for former US Secretary of State, Madeleine Albright.

[citation needed] She is a member of the International Advisory Committee to the "Democracy Coalition Project", in partnership with the Foundation "Bertelsmann", organization "Freedom House" and the Ghana Centre for Democratic Development (2006).