Yuri Andropov
On 13 January 1972, following an informative note from Ion Stănescu, the President of the Romanian Council of State Security, to Yuri Andropov, the chief of KGB, Alexandru Șoltoianu as well as Alexandru Usatiuc-Bulgăr, Valeriu Graur, and Gheorghe Ghimpu were arrested and later sentenced to long prison terms.