Center on Europe and Eurasia

Israeli combat engineers maneuver their armored vehicles at a staging point near the Israeli border on November 14, 2023, near Sderot, Israel. (Christopher Furlong via Getty Images)

Servicemen march during the Victory Day military parade in Rostov-on-Don on May 9, 2023. (Stringer/AFP via Getty Images)

President Joe Biden and President of Ukraine Volodymyr Zelensky participate in a bilateral meeting in the East Room of the White House September 21, 2023. (Drew Angerer via Getty Images)

Luke Coffey at Hudson Institute.

Ukrainian soldiers fire RPGs at enemy positions as the special military unit "Kurt & Company group" hold the first line of the front line on November 3, 2023, in Bakhmut District, Ukraine. (Kostya Liberov/Libkos via Getty Images)

Turkish Minister Osman Askin Bak with his Azerbaijani counterpart Farid Gayibov and Secretary General of the Organization of Turkic States (OTS Kubanychbek Omuraliev during the Seventh Working Group Meeting of the OTS in Basgal, Azerbaijan, on November 9, 2023. (Ahmet Izgi/Anadolu via Getty Images)

A self-propelled howitzer in Ukraine in November 2023. (Ukrainian Ministry of Defense, via X)

President Joe Biden on October 11, 2023, in the White House Rose Garden. (Official White House Photo via Flicker)

Radar domes in Svalbard, Norway, on March 15, 2013. (Bernt Rostad via Flickr)

Ukrainian soldiers prepare to fire a US-made M109 self-propelled howitzer on the frontline, in Donetsk, Ukraine, on February 17, 2023. (Photo by Mustafa Ciftci/Anadolu Agency via Getty Images)

A Ukrainian soldier shoots from a trophy AGS-17 on October 27, 2023, in Bakhmut, Ukraine. (Kostya Liberov/Libkos via Getty Images)

Russia's Black Sea Fleet warships take part in the Navy Day celebrations in the port city of Novorossiysk on July 30, 2023. (Stringer/AFP via Getty Images)