INF was the start of the process of radically cutting back nuclear arsenals, which was continued with the 1991 and 2010 strategic arms reduction treaties and the agreements reducing tactical nuclear weapons. The scale of the process launched in 1987 is evidenced by the fact that, as Russia and the United States reported to the Non-Proliferation Treaty Review Conference in 2015, 80 percent of the nuclear weapons accumulated during the Cold War have been decommissioned and destroyed. ... The Intermediate-Range Nuclear Forces (INF) Treaty, however, is now in jeopardy. I call upon Russia and the United States to prepare and hold a full-scale summit on the entire range of issues. It is far from normal that the presidents of major nuclear powers meet merely “on the margins” of international gatherings. I hope that the process of preparing a proper summit is in the works even now…