Candles flickered in the streets of Poland on Monday (January 14) following the death of liberal Mayor of Gdansk Pawel Adamowicz.
He was attacked at one of the country's biggest annual charity events on Sunday (January 13) by a former convict who rushed the stage, and died from his injuries on Monday (December 14).
The assailant has been identified as a 27-year-old called Stefan who was released from prison last month.
Speaking on stage before he was arrested, he accused Adamowicz's former party of wrongly sending him to prison, where he was tortured.
Adamowicz's death has been meet with a widespread outpouring of sorrow.
Television footage showed thousands gathering for commemorative vigils and Polish officials have said his funeral will be a day of national mourning.
A minute's silence was held in the European Parliament.
Before his death, Gdansk residents lined up to donate blood.
Doctor's operated on Adamowicz for five hours, but to no avail.
He stood out in Poland for his initiatives to encourage migrants to seek refuge in his northern Polish city, and for his support of a protest campaign to defend the rule of law against what activists called efforts by the ruling PiS to increase its control over the judiciary.
He was one of Poland's longest-serving mayors, holding his position in Gdansk since 1998.