Region
20th Century
1
ASEAN --
1
ASEAN Countries
1
ASEAN countries
2
ASEAN countries --
4
Afghanistan
4
Afghanistan --
8
Africa
6
Africa --
18
Africa, Central --
1
Africa, North --
1
Africa, Southern
3
Africa, Southern --
4
Africa, Sub-Saharan
1
Africa, Sub-Saharan --
4
Africa, West
1
Africa, West --
1
Agentina
1
Albania --
1
Algeria
2
Algeria --
2
America --
1
Angola
2
Angola --
3
Arab --
2
Arab countries
3
Arab countries --
9
Arab-Israeli conflict --
3
Argentina --
3
Armenia (Republic) --
1
Asia
26
Asia --
37
Asia, Central
4
Asia, Central --
8
Asia, Southeast
1
Asia, Southeastern
19
Asia, Southeastern --
28
Asia, Southern
1
Asia,Southeastern --
1
Australia --
2
Austria --
1
Azad Kashmir --
1
Balkan Peninsula
6
Balkan Peninsula --
11
BalkanPeninsula --
1
Bangladesh --
1
Belarus
1
Belarus --
1
Belgium --
1
Bolivia --
1
more ...