Serbia 1914 King Peter I with Mitrovica Military Cancel

Serbia · 1914 · 10 Para

This stamp features a portrait of King Peter I of Serbia, part of a definitive series issued just before the outbreak of World War I. The design is framed by ornate scrollwork, with the denomination '10 PARA' at the bottom. This particular example is notable for its clear military postmark from Mitrovica.

Issued in 1914, this stamp was in use during the tumultuous start of World War I, which began with Austria-Hungary's invasion of Serbia. Military cancellations like this one from Mitrovica are significant artifacts of wartime postal history.