Researched
Quarantine
In 1377 Ragusa (Dubrovnik) ordered arrivals from plague areas to wait thirty days outside the city, the first known quarantine law.
Open in the interactive tree →Travellers waited on the islet of Mrkan or at Cavtat, and the period later grew to forty days, which gave quarantine its name. Venice opened a plague island station (lazaretto) in 1423.
Prerequisites
- State & Administration~3000 BC
- Ancient clinical medicine~400 BC
Unlocks
- Pandemic preparednessopenIsolating arrivals is the oldest tool for slowing an outbreak