[noun] [U] - the study of the way a country's size, position, etc. influence its power and its relations with other countries, or political activity as influenced by the physical features of a country or area of the worldThese developments are having a major impact on the geopolitics of (= political activity in) the region.
GEOPOLITICS
Meaning of GEOPOLITICS in English
Cambridge English vocab. Кембриджский английский словарь. 2012