The event took place on Tuesday 19 May at the Main Auditorium of La Usina del Arte. The ceremony was held from 15:00 to 16:30 hours.

The act commenced with a performance by the ‘Agrupación Cultural San Martín de Porres’ percussion and dance group from the Bajo Flores quarter, which forms part of the Community Living Culture Programme of the Housing and Inclusion Department (SECHI), which has the aim of promoting the Afro-Peruvian culture in Buenos Aires.

The formal opening was attended by Mauricio Macri, Head Governor of the City of Buenos Aires, and Jean Paul Huchon, Chairman of the Île-de-France Regional Council and Chairman of METROPOLIS, who welcomed the participants, including members of the diplomatic corps, mayors, civil servants, experts in urban issues, and special guests. During the ceremony, a video was played with greetings from Kadir Topbas, Chairman of Cities and Local Authorities United (CLAU) and Mayor of Istanbul.

Subsequently, there was an informal press conference, with reporters from national and international news agencies in attendance.