At the IGD's International Retail Logistics conference, its supply chain director Léandre Boulez admitted: "We might have a store in Angola but we don't really know if we own it one day it's nationalised, the next day it's sold back to us again."
And Morocco wasn't much easier. "We can't negotiate because the king owns the company we partner there."
Nor is Tesco immune to overseas mix-ups as head of international supply chain Sean Feeney admitted. He told how an employee was questioned for six hours in Malaysia over an own brand product.
A vet was called and it was only when he managed to convince Customs that Tesco's beef and tomato pot snack did not contain meat that the products were allowed through.