Steven Pifer
Steven Pifer is a former U.S. ambassador to Ukraine and an expert in nuclear weapons policy. He played a key role in negotiating the Budapest Memorandum, which aimed to provide security assurances to Ukraine in exchange for relinquishing its nuclear arsenal after the collapse of the Soviet Union. Pifer has been vocal in public discourse regarding nuclear disarmament and U.S.-Ukraine relations, often providing insights into the complexities of nuclear non-proliferation and the geopolitical implications of Ukraine's past nuclear capabilities.
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Recent news mentions
Steven Pifer warns that recent efforts by the White House to mediate the Russo-Ukrainian conflict risk failing without firm measures against Moscow.
„Trump a fost din nou jucat de Putin” . Un fost ambasador american avertizează: „Summitul de la Budapesta e o capcană”
Romania· 2025-10-21
Steven Pifer is an expert on security guarantees for Ukraine and has previously negotiated agreements related to the country.
Lehren aus dem Budapester Memorandum
Switzerland· 2025-08-24
Steven Pifer is a former US ambassador to Ukraine who commented on Trump's approach to Russia.
Karas Ukrainoje. Zelenskis: Rusija dabar atrodo labiau pasiryžusi nutraukti ugnį
Lithuania· 2025-08-07Steven Pifer, the former U.S. ambassador to Ukraine, firmly stated that the nuclear weapons in Ukraine were Soviet, not Russian.
Index - Külföld - Oroszország háborúja Ukrajnában – az Index szerdai hírösszefoglalója
Hungary· 2025-03-26
Steven Pifer responded that Grenell is categorically mistaken regarding the ownership of nuclear warheads in Ukraine.
Спецпосланець Трампа: ''Незручний факт'' в тому, що ядерна зброя в Україні належала Росії
Ukraine· 2025-03-26