About this he wrote on his Twitter page.

“I am deeply saddened by the news of the death of the IAEA Director General, Yukiya Amano. His outstanding contribution to the peaceful use of nuclear technology and his commitment to a multilateral approach will remain forever in the memory of those of us who had the honor of being familiar with it, ”said Guterres.

Amano, who led the IAEA in 2009, passed away at the age of 72.

Earlier, Russian President Vladimir Putin expressed his condolences in connection with the death of the head of the IAEA.