[1] During the 1970s, Zdravka Bušić was a member of the Croatian National Resistance (HNO), also known as Otpor, an Ustaša organization responsible of several terrorist attacks against Yugoslav targets across the world.

[2][3] Otpor had been founded by Vjekoslav "Maks" Luburić, head of the concentration camps in the Independent State of Croatia (NDH) during the Second World War.

In 1982, Zdravka Bušić's husband Vinko Logarušić was sentenced to 20 years in prison together with five other HNO members for series of terror attacks.

From 2014 to 2016, she reported having "researched and studied the rich archival material of world-renowned writer and publicist Bogdan Radic for the purpose of compiling his bibliography.

She was a member of the Croatian diplomatic delegation that visited Russia in 2017, and in the presence of Vladimir Putin and Kolinda Grabar Kitarovic signed a cooperation agreement with Russian Foreign Minister Sergei Lavrov.