 Ramba uchinyora ndima iyi - Muna 1904, ngarava yemvura inonzi General Slocum yakabatwa nomoto muEast River, ichiuraya vanhu 1 021 vaivamo. Muna 1911, moto weTriangle Shirtwaist Factory, njodzi yomuindasitiri yakaipisisa muguta racho, yakatora upenyu hwavashandi vokucheka zvipfeko 146 uye yakakurudzira kukura kweInternational Ladies Garment Workers Union uye kuvandudzwa kukuru mumitemo yokuchengeteka kwefekitari. 