Executive Secretary Lassina Zerbo

from left: Dennis Thatchaichawalit, Deputy Director-General, UN Office at Vienna; CTBTO Executive Secretary Lassina Zerbo; Mayor Kazumi Matsui of Hiroshima and Ambassador Mitsuru Kitano of Japan

One of the artefacts shown in the exhibition

Executive Secretary Lassina Zerbo (right) and Mayor Kazumi Matsui of Hiroshima

Exhibition on Hiroshima and Nagasaki in Vienna

Glass bottle from Hiroshima that partly melted due to the nuclear explosion’s heat.

The Executive Secretary of the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO), Lassina Zerbo, participated in the opening of an exhibition on the atomic bombings of Hiroshima and Nagasaki. The exhibition, hosted by the United Nations Information Service Vienna, consists of artefacts that were exposed to the effects of the blasts in 1945, as well display panels showing the two cities after the attacks.

To lose sight of the lessons of Hiroshima and Nagasaki, or the Marshall Islands and Semipalatinsk, is to depart from our own humanity.CTBTO Executive Secretary Lassina Zerbo
Executive Secretary Lassina Zerbo paid tribute to the victims of the bombings of Hiroshima and Nagasaki in August 2015.

In his message (PDF) to the ceremony, Zerbo made reference to his participation in the commemorations of the 70th anniversaries of the bombings this August in Japan. Zerbo also met with Mayor Kazumi Matsui of Hiroshima, who was in Vienna to open the exhibition.


In his address, Ambassador Mitsuru Kitano, Permanent Representative of Japan to the UN in Vienna, highlighted Japan’s co-chairmanship of the Article XIV process to facilitate the entry into force of the Comprehensive Nuclear-Test-Ban Treaty (CTBT), and referred to the joint statement adopted to that effect by Prime Minister Shinzo Abe of Japan and President Nursultan Nazarbayev of Kazakhstan on 27 October.


The exhibit is accessible to visitors as part of a guided tour of the Vienna International Centre, taken by over 55,000 visitors per year. To book a tour please visit the UNIS website.