Other
World War, 1914-1918
Diplomatic relations
2
Erster Weltkrieg
2
Foreign relations
2
Guerre mondiale, 1914-1918
2
Agriculture
1
Alimentation
1
Aspect économique
1
Aspect économique
1
Economic aspects
1
Economics
1
Ernährungswirtschaft
1
Food supply
1
Guerre mondiale (1914-1918)
1
History
1
Volkswirtschaft
1
Weltkrieg (1914-1918)
1