The execution of The 13 Martyrs of Arad after the Hungarian war of independence.

The Thirteen Martyrs of Arad (Hungarian: aradi vértanúk) were the thirteen Hungarian rebel generals who were executed by the Austrian Empire on 6 October 1849 in the city of Arad, then part of the Kingdom of Hungary (now in Romania), after the Hungarian Revolution (1848–1849). The execution was ordered by the Austrian general Julius Jacob von Haynau.