Third Preparatory Committee for the 2020 Review Conference (New York, 29 April – 10 May 2019): General Debate; Cluster I; Cluster II, General Issues; Cluster II, Regional Issues; Cluster III (Amb. Gianfranco Incarnato)
Second Preparatory Committee for the 2020 Review Conference (Geneva, 23 April – 4 MaY 2018): General Debate (Amb. Gianfranco Incarnato, 23 April); Cluster I (26 April); Cluster II, General Issues (27 April); Cluster II, Regional Issues (30 April); Cluster III, Peaceful Uses (1 maggio)
First Preparatory Committee for the 2020 Review Conference (Vienna, 2-13 May 2017): General Debate (Amb. Vinicio Mati, 3 May); Cluster I (Amb. Vinicio Mati, 4 May); Cluster II, General Issues (Amb. Vinicio Mati, 8 May); Cluster II, Regional Issues (Amb. Vinicio Mati, 9 May)
Ninth Review Conference (New York, 27 April – 22 May): Main Committee I (Amb. Vinicio Mati, 4 May; Humanitarian consequences of nuclear weapons (Australia – Joint Statement, 30 April); Generale debate (H.E. Sen. Benedetto Della Vedova, 27 April)
Third Preparatory Committee (New York, 28 April – 9 May 2014): Cluster III (Amb. Vinicio Mati, 5 May); Cluster II (Amb. Vinicio Mati, 1 May); General Debate (Amb. Vinicio Mati, 28 April)