[2] During World War I, he and his elder brother were mobilized in the army[citation needed] and the family lived in poverty.
There were two such tribunals in post-war Romania (one in Bucharest and one in Cluj), which were charged with trials of individuals involved in war crimes.
[5] Afterwards, Bunaciu was the Chief Public Prosecutor at the Cluj tribunal, which was set up on 22 June 1945 to prosecute war criminals.
[3] When Pauker was sacked by the communist leadership aided by Joseph Stalin, Bunaciu left the foreign service and became the rector of the University of Bucharest in 1954.
[11] He married Noemi Nussbacher (at the time, a fellow communist sympathiser) in Cluj in 1938;[12] the Bunacius had two children, Tudor and Doina, a physicist now living in Switzerland.