Mesopotamia was an independent state controlled by Great Britain until 1932 when the country was renamed Iraq . Some examples of Mesopotamia stamps is as follows:
Additional overprints found with Baghdad Overprints on stamps of Turkey during British occupation.
BAGHDAD
with
IN BRITISH OCCUPATION
(Overprinted on stamps of Turkey during British occupation.)
IRAQ
with
IN BRITISH OCCUPATION
(Overprinted on stamps of Turkey during British occupation.)
POSTAGE I. E. F. 'D'
(Overprinted on stamps of Turkey during British occupation.)
