Open AccessANTI-ESPIONAGE ACTIVITIES AND COUNTERACTION TO ILLEGAL MIGRATION AT THE BORDER BETWEEN THE USSR AND THE REPUBLIC OF POLAND IN 1929–1933
Author(s) -
Serhii Humennyi
Publication year - 2021
Publication title -
evropský filozofický a historický diskurz
Language(s) - English
Resource type - Journals
eISSN - 2533-4824
pISSN - 2533-4816
DOI - 10.46340/ephd.2021.7.3.6
Subject(s) - espionage , political science , law