On April 23 – 24 , 2002 , Ambassador Herbst attended an international conference in Moscow to gain international support of the Global Partnership Against the Proliferation of Weapons and Materials of Mass Destruction . During the conference Ambassador Herbst delivered Ukrainian Foreign Minister Kostyantyn Gryshchenko a letter from Undersecretary of State for Arms Control and International Security John Bolton . The letter encouraged Ukraine to support the Global Partnership . The letter also discussed nonproliferation topics introduced at the 2002 G-8 Summit , a summit which led to the conference in Moscow discussing the Global Partnership
2002 G-8 Summit
28th G8 summit
John E. Herbst