Mr. Abdallah has been a source of diplomatic friction, with the United States at one point openly criticizing the French for failing, in the view of American officials, to pursue the case against him vigorously.
This leads to diplomatic friction between the USSR, Spain, The United Kingdom and the Vatican.
Since the Mexican government had not been informed of the presence of foreign military personnel (although the Mexican military had), they were expelled, causing brief diplomatic friction between the two countries.
Steel trade cases, like auto cases, tend to result in diplomatic frictions because steel companies employ hundreds of thousands of people around the world and are often regarded as important for national security.
This led to diplomatic friction between Japan and Korea.
The UK's continued aversion to using "Ireland" as the correct formal name for the state remained a source of diplomatic friction for several decades afterwards.
General Oviedo's presence has caused serious diplomatic friction.
The suits are the source of considerable diplomatic friction, and the State Department has filed papers in several cases urging courts not to hear them.
But diplomatic friction intervened.