Great Escape
The History of Civilization Is a History of Border Walls
No invention has played a greater role in shaping our societies
When I joined my first archaeological dig at a site near Hadrian’s Wall in 2002, walls never appeared in the nightly news. Britain was still many years away from planning a barrier near the opening of the Chunnel in Calais. Saudi Arabia hadn’t yet encircled itself with high-tech barricades. Israel hadn’t started reinforcing its Gaza border fence with concrete. Kenya wasn’t seeking Israel’s help in the construction of a 440-mile barrier against Somalia. And the idea that India might someday send workers high into the Himalayas to construct border walls that look down on clouds still seemed as preposterous as the notion that Ecuador might commence construction on a 950-mile concrete wall along its border with Peru.
No one chatted about walls while we cut through sod to expose the buried remains of an ancient fortress in northern Britain. I doubt that anyone was chatting about walls anywhere. The old fortress, on the other hand, was generally considered the crown jewel of British archaeology. For more than 30 years, sharp-eyed excavators at the Roman fort of Vindolanda had been finding writing tablets — thin slivers of wood upon which Roman soldiers had written letters, duty…