Soviets attempted to repeat this in the 80s when passive eavesdropping devices were embedded into concrete slabs and columns used in a construction of new US embassy and supplied by local contractors [1]. From what I remember the case lingered well into Perestroika period when complete documentation on this project was passed to the Americans as a gesture of "goodwill and friendship", presumably in exchange for chick…
Once on an international flight, I overheard some construction workers describe how the US government must fly in US citizenship-holding personnel and US sourced materials in construction of certain foreign projects for security reasons. Does anyone know more about this?
I’m convinced that the government doesn’t believe citizens are any more loyal or hard to bribe than other people, but insisting on citizenship would make it easier to charge us with particular crimes if the need arose.