Bruno Bušić

By the time he enrolled into high school in Imotski, he was already involved in activities which communist authorities considered rebellious.

- quietly) whose aim was to "fight for freedom, equality and the formation of a free Croatia based on democratic principles".

The following year, he got a job at the Institute for the History of the Workers' Movement in Croatia, which was run by former Yugoslav general and future Croatian president Franjo Tuđman.

In 1966, he was sentenced to prison for his political views, but he had escaped to Vienna, Austria during the trial with co-convict Rudolf Arapović.

At the behest of Tuđman, who still had great influence in Yugoslavia, Bušić returned to Zagreb and was not sent to prison.

That same year the Yugoslav government issued a crackdown on what had been called the Croatian Spring (Hrvatsko proljeće).