Among the earliest advocates of this idea was Ristich, the Servian statesman.
Was a boy of only thirteen, a regency, presided over by Jovan Ristich or Ristitch, was appointed to manage the government until the boy prince attained his full age, which took place in 1872.
At the Berlin Congress the Servian plenipotentiary, Jovan Ristich, in vain appealed to the Russian representatives to assist Servia to obtain better terms. The Russians themselves advised him to appeal to Austria and to try to obtain her support.
The leading man of the regency was Jovan Ristich, who had already been regent during the minority of King Milan (1868-1871).