A bipartisan group of senators on Friday requested President Biden to direct the U.S. authorities to share proof about Russian battle crimes in Ukraine with the Worldwide Legal Court docket in The Hague, regardless of the Pentagon’s resistance to such a transfer.

In a letter to Mr. Biden obtained by The New York Occasions, the senators — together with Richard Durbin, Democrat of Illinois, and Lindsey Graham, Republican of South Carolina, the chair and rating member of the Judiciary Committee, respectively — famous that in December, Congress had modified a legislation to permit higher cooperation with the court docket’s investigations arising from Russia’s battle in Ukraine, and stated it was time for the federal government to take action.

“Final yr’s bipartisan congressional motion to boost that assist was achieved in collaboration along with your administration to stability all views on the U.S. relationship with the I.C.C.,” the senators wrote. “But, months later, because the I.C.C. is working to construct circumstances in opposition to Russian officers, together with Putin himself, the US reportedly has not but shared key proof that would help in these prosecutions.”

The letter got here every week after the court docket issued arrest warrants for President Vladimir V. Putin of Russia and one other prime official in his administration, accusing them of orchestrating the abductions and deportations of 1000’s of kids from Russian-occupied areas of Ukraine.

The arrest warrants have heightened consideration to an deadlock contained in the Biden administration, first reported by The Occasions, over whether or not the US ought to switch proof gathered by intelligence businesses concerning the abductions and different alleged battle crimes to the Worldwide Legal Court docket.

“Regardless of the pressing want to carry the perpetrators of atrocities accountable, as evidenced by the I.C.C.’s arrest warrant for Putin, latest reporting means that your administration has not but used this new authority to offer much-needed help to the I.C.C.’s efforts,” the senators wrote.

The letter was additionally signed by Senators Robert Menendez, the New Jersey Democrat who chairs the Overseas Relations Committee; Sheldon Whitehouse, the Rhode Island Democrat who chairs the Price range Committee; Thom Tillis, Republican of North Carolina; and Richard Blumenthal, Democrat of Connecticut.

Because the Worldwide Legal Court docket was established a technology in the past as a standing venue to prosecute battle crimes, crimes in opposition to humanity and genocide, the American authorities has had a distrustful relationship with it, fearing that it is perhaps used to prosecute People.

Administrations of each events have taken the place that the court docket shouldn’t train jurisdiction over residents of nations that didn’t signal the treaty that created it — amongst them Russia and the US — even when the alleged battle crimes came about in international locations that did signal, like Ukraine or Afghanistan.

Within the court docket’s early days, Congress barred the U.S. authorities from serving to its investigators in numerous methods. However the broad need in Washington to carry Mr. Putin and others in his chain of command accountable has led to a thaw, and lawmakers included a provision in a giant appropriations invoice late final yr that creates an exception, permitting the US to help the court docket’s investigations arising from Russia’s invasion of Ukraine.

In line with officers conversant in inside deliberations, nevertheless, the Pentagon has continued to object to sharing proof with the court docket, arguing that doing so would create a precedent that would make it simpler for the court docket to sometime attempt to prosecute People.

Different components of the federal government — just like the State and Justice Departments — need to switch the proof, the officers stated, and Mr. Biden has not acted to resolve the deadlock.

The White Home has emphasised that it helps efforts to carry Russia accountable for battle crimes, together with offering help to Ukrainian prosecutors, however has not publicly addressed the inner dispute over the war-crimes court docket at The Hague. A Nationwide Safety Council spokesman declined to supply an extra remark this week.

“Realizing of your assist for the necessary reason for accountability in Ukraine, we urge you to maneuver ahead expeditiously with assist to the I.C.C.’s work in order that Putin and others round him know in no unsure phrases that accountability and justice for his or her crimes are forthcoming,” the senators wrote.