But halting progress, ever-more deadly drone attacks and unmoving negotiating positions seem to have taken their toll. On Thursday, Trump used a striking analogy to concede the warfare was nowhere near over, and that he did not, at that moment, feel it was best to intervene.

The comments, in an Oval Office meeting with German Chancellor Friedrich Merz, were Trump’s clearest indication to date that he was unsure he would be able to quell Russia’s 2022 full-scale invasion of Ukraine.

During a visit by the German leader, President Trump essentially threw up his hands, saying that there was nothing the United States could do right now to end the war.