In early March, Lombardy, Italy’s most prosperous region, was fast becoming the epicenter of a global pandemic. As the number of coronavirus cases spiked above 7,000, with more than 350 deaths, the Italian government moved to quarantine the worst-affected towns in Lombardy and the rest of northern Italy, a move that was almost unthinkable at the time, with police setting up checkpoints to control traffic in and out.

