Steven Pifer

A serial code of the unexploded Russian missile on the outskirt of the separatist region of Donetsk (Donbas). Ukraine's Donetsk (Donbas) region is under heavy attack from the Russian troops. The Russian invasion of Ukraine started on February 24, the war has killed thousands civilians and soldiers. (Photo by Alex Chan Tsz Yuk / SOPA Images/Sipa USA)No Use Germany.

The Russia-Ukraine war: A setback for arms control

Monday, May 23, 2022

People stand amid newly-made graves at a cemetery in the course of Ukraine-Russia conflict in the settlement of Staryi Krym outside Mariupol, Ukraine May 22, 2022. REUTERS/Alexander Ermochenko

The Russia-Ukraine war at three months

Monday, May 23, 2022

Russian service members during a parade on Victory Day, which marks the 77th anniversary of the victory over Nazi Germany in World War Two, in Red Square in central Moscow, Russia May 9, 2022. President Vladimir Putin told Russian soldiers in his speech that they are fighting for the same thing their fathers and grandfathers did as he used his Victory Day speech to justify his invasion of Ukraine.

A Victory Day update on the Russia-Ukraine war

Angela Stent, Steven Pifer, Amy J. Nelson, and James Goldgeier

Monday, May 16, 2022

FILE PHOTO: Belarusian President Alexander Lukashenko attends a meeting with Russian President Vladimir Putin at the Vostochny Cosmodrome in Amur Region, Russia April 12, 2022. Sputnik/Mikhail Klimentyev/Kremlin via REUTERS

Belarus has good reason for concern over Putin’s nuclear intimidation

Tuesday, May 10, 2022

Handout photo made available by Ukrainian Presidency shows European Commission President Ursula von der Leyen and President of Ukraine Volodymyr Zelenskyy shake hands, as European Union High Representative for Foreign Affairs and Security Policy Josep Borrell looks on, ahead of their meeting in Kyiv, Ukraine on April 8, 2022. Photo by Ukrainian Presidency via ABACAPRESS.COM

Trans-Atlantic Scorecard — April 2022

Friday, April 22, 2022

A Ukrainian soldier carries Russian weapons captured during a battle between Ukrainian and Russian forces outside Kharkiv, as Russia's attack on Ukraine continues, Ukraine, March 29, 2022. REUTERS/Thomas Peter/File Photo

What is Ukraine’s best security guarantee?

Tuesday, April 12, 2022

A service member of pro-Russian troops stands on the ruins of an apartment building destroyed during Ukraine-Russia conflict in the besieged southern port city of Mariupol, Ukraine March 30, 2022. REUTERS/Alexander Ermochenko

Russia-Ukraine: A negotiated settlement will be difficult

Thursday, March 31, 2022

A Ukrainian serviceman walks near the wreck of a Russian tank on the front line in the Kyiv region, Ukraine March 28, 2022. REUTERS/Gleb Garanich

Russia’s ambitions, Ukraine’s resistance, and the West’s response

Célia Belin, James Goldgeier, Steven Pifer, and Angela Stent

Monday, March 28, 2022

NATO Secretary General Jens Stoltenberg holds a news conference on the eve of an extraordinary NATO defence ministers meeting, amid Russia's invasion of Ukraine, in Brussels, Belgium March 15, 2022. REUTERS/Johanna Geron

Tacit rules to avoid a NATO-Russia war

Monday, March 14, 2022

A combo photo of Russian President Vladimir Putin and Ukraine President Volodymyr Zelensky. Zelensky has been repeatedly call on Putin to have direct talks but Moscow still unresponsive.

Russia vs. Ukraine: How does this end?

Thursday, March 10, 2022