Senior representatives from the european and US partnering aerospace companies sit in a big boardroom with their respective legal team and discuss what they can and cannot discuss.
Actually they generally get no further than discussing if they can discuss what they can or can't discuss.
Meanwhile the American and British engineers go for a quiet coffee on their own (preferably off site) and sort out any technical questions between them without anything being written down.
The French engineers from the european company have to sit in the corner and sulk.
German/Dutch engineers sit there looking extremely confused as to why all this is necessary.
They are two different laws pertaining to two different "export" situations (both with serious penalties for breaking).