In an attempt to arrest the Executive Council, the soldiers opened fire on a demonstration of unarmed "Red Guards", representatives of Soldiers' Councils affiliated with the Spartacists; 16 people were killed.
No intento de apresar ao Comité Executivo, a tropa disparou a unha manifestación sen armas de "Gardas Vermellos", os Consellos de Soldados máis afíns aos espartaquistas, e mataron a 16 persoas.