The truce, announced Saturday by Russia’s Vladimir Putin, was meant to silence the weapons for Easter Sunday, but each side has accused the other of launching hundreds of attacks.
Trump has indicated he is frustrated with Moscow and Kyiv, even as his administration has shifted rhetoric toward accommodating Russia's account of the conflict.
Antonina Favorskaya, Kostantin Gabov, Sergey Karelin and Artyom Kriger were found guilty of involvement with a group labeled as extremist. All maintained their innocence.
“European countries, especially France, Great Britain and Germany, are increasing the level of escalation around the Ukrainian conflict,” Sergei Naryshkin told state media.
The Ukrainian president called on Trump to “understand what Putin did” after a missile strike Sunday, one of the deadliest single attacks on Ukraine this year.
The missile strike Sunday was one of the deadliest single attacks on Ukraine this year, as diplomatic efforts led by the U.S. have yielded few results.