Romanians vote in a presidential election runoff on Sunday that could see Calin Georgescu, a far-right critic of NATO, defeat pro-European centrist Elena Lasconi, an outcome that might isolate Romania in the West and erode its support for Ukraine.

Romanian centrist and leftist parties looked to have fended off a surge by the nationalist right in Sunday's parliamentary election, as attention turned to a top court ruling later on Monday on whether to annul the results of a presidential vote.

Romania's ruling leftist Social Democrats (PSD) looked set to win the most votes in a parliamentary election on Sunday, fending off a resurgent far-right movement that challenges the country's pro-Western orientation,

Romania's Constitutional Court on Monday validated the shock first-round result in its presidential election, setting the stage for a run-off vote on Dec. 8 that could upend the country's pro-Western orientation and erode backing for Ukraine.