The Vatican has a deep history of conflict mediation, with varying degrees of success. An effort by the pope to end the war in Ukraine would face long odds.

Kherson region. Late on May 18, Russian shelling of residential areas in Ukraine’s southern oblast, or region, of Kherson, killed a woman and injured three other people; earlier the same day, a man was killed in a drone strike on the village of Vesele on the Dnieper River.

U.S. President Donald Trump is set to speak with President Vladimir Putin on Monday about ending the war in Ukraine as the Kremlin continues to unleash barrages of drone attacks on its war-torn neighbor.