sentences:  Plans for a national uprising in Galicia failed in early 1846, when local peasants began murdering the nobility in the Galician slaughter.The massacre, led by Jakub Szela (born in Smarżowa), began on 18 February 1846.Szela's peasant units surrounded and attacked manor houses and settlements located in three counties – Sanok, Jasło, and Tarnów.