irridentism
/ˌɪrɪˈdɛntɪzəm/
noun
- A political movement or policy that aims to reclaim and unite territories that are considered historically or ethnically part of a country but are under foreign control.
- Historians studied the rise of irridentism in 19th-century Europe.
- The party's platform was built on irridentism, calling for the return of lost provinces.
- Irridentism often leads to conflict between neighboring countries.