French canal construction begins at CulebraJan 1, 1881Labels: Compagnie Universelle, Culebra, French constructionHistory WikiCanal Museum
Afro-Caribbean migration becomes the workforce backboneJan 1, 1884Labels: Afro-Caribbean migrants, West Indies, Canal campsHistory WikiNLJ Digital
French company collapses amid disease and finance crisisFeb 1, 1889Labels: Compagnie Universelle, Bankruptcy 1889, Abandoned worksLesseps WikiHistory Wiki
Gold roll and silver roll systems structure work and lifeJan 1, 1904Labels: Gold Roll, Silver Roll, Canal ZoneGold Roll WikiHistory Wiki
U.S. establishes the Isthmian Canal CommissionFeb 26, 1904Labels: Isthmian Canal, U S, Canal ZoneICC WikiRoosevelt Center
Sanitation campaign begins under William C. GorgasJun 1, 1904Labels: William C, Sanitation campaign, Mosquito controlBritannicaAMEDD History
Mass recruitment expands West Indian migration to PanamaJan 1, 1905Labels: West Indian, Col n, Contract laborACP Work ForceNLJ Digital
Yellow fever eliminated as a major canal-zone threatDec 31, 1905Labels: Yellow fever, Canal Zone, Mosquito eradicationAMEDD HistoryBritannica
Workforce peaks and canal towns become permanent communitiesOct 1, 1907Labels: Canal towns, Labor peak, Community institutionsACP Work ForceAMEDD History
Barbados becomes the largest single recruiting sourceJan 1, 1909Labels: Barbados recruits, Caribbean-Panama ties, RemittancesDLOC TextACP Work Force
Canal construction administration transitions as completion nearsApr 1, 1914Labels: Administration transition, Canal operations, LayoffsHistory WikiUSACE
SS Ancon makes first official transit; canal opensAug 15, 1914Labels: SS Ancon, Canal opening, Operational CanalUSACEPCMC UF