The advent to power of Poincaré caused a distinct change in Franco-British relations.
The incident caused a breakdown in diplomatic relations until Libya admitted "general responsibility" in 1999.
The issue has caused severe strains in relations between Washington and Bonn.
The death of Stalin the same year caused shifts in relations with Russia.
Argyrus had not arrived at Civitate and his absence caused a rift in papal-imperial relations.
Venezuela's potential losses may cause a strain in relations between two, who meet every three months and espouse similar socialist themes.
In 1962, Monaco's refusal to impose a tax on both its residents and international businesses caused problem in relations.
The Panay incident caused some tension in Japanese-American relations.
The imbalance is already causing severe strains in global relations.
The withdrawal caused a four-year downturn in relations between Washington and Madrid.