SUBJECT
Imperialism
United States
2001-
2
20th century
2
Foreign relations
2
1945-1989
1
1989-
1
21st century
1
Capitalism
1
Foreign countries
1
History
1
Intervention (International law)
1
Military policy
1
Relations
1
State-sponsored terrorism
1
Unilateral acts (International law)
1
War on Terrorism, 2001-
1
World politics
1