(b) The 12th G-20 Summit was the meeting of the Group of Twenty(G-20), which was held on 7th and8th July, 2017 in Hamburg,Germany. The Buenos Aires Summit will be the 13th meeting of G-20. It will be held in 2018 in the city of Buenos Aires, Argentina. The 2019 G-20 Summit will be held in 2019 in Osaka. It will be the first-ever G20 summit to be hosted in Japan.