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| Subject | English | Russian |
| dipl. | a fraught historical relationship | непростые исторически сложившиеся отношения (theguardian.com Alex_Odeychuk) |
| hist. | historical relationship | исторические связи (between ... and ... – между ... и ... Alex_Odeychuk) |
| gen. | historical relationships | исторически сложившиеся отношения (Кунделев) |