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Vierbund

With Bulgaria joining the Central Powers in October 1915 assuring the defeat of Serbia by the end of November, the Balkanzug — the Balkan Railway, shown in red — connected Berlin and Constantinople. By the second week of November, Turkey received ammunition and weapons from its allies.
Text:
Vierbund-Treubund
Quadruple Alliance-True Alliance
Reverse:
Message dated February 28, 1916, and postmarked the next day.
Logo: Erika
Nr. 5448

With Bulgaria joining the Central Powers in October 1915 assuring the defeat of Serbia by the end of November, the Balkanzug — the Balkan Railway, shown in red — connected Berlin and Constantinople. By the second week of November, Turkey received ammunition and weapons from its allies.

Image text

Vierbund-Treubund



Quadruple Alliance-True Alliance



Reverse:

Message dated February 28, 1916, and postmarked the next day.



Logo: Erika

Nr. 5448

Other views: Larger, Back

With Bulgaria's Entry into the war in October 1915, the Dreibund, or Triple Alliance, of Germany, Austria-Hungary, and Turkey, became a Vierbund, a Quadruple Alliance.