Military map Portugal – 1808

Strategic Defense Routes and Trans-Iberian Communication Lines

This comprehensive archival cartographic print highlights the primary networks of strategic roads and defensive communication lines crossing the Portuguese kingdom. Designed specifically for military logistics, the engraving documents the geographical connectivity between central strongholds and frontline outposts, tracking routes that traverse key historic regions such as the Douro, Beira, Estremadura, and the extensive plains of Alentejo down to the Algarve coastline.

Historical Border Demarcations and Iberian Geopolitical Framework

The detailed historical map provides an exceptional overview of the shared frontier boundaries between Portugal and the neighboring Spanish kingdoms (Parte do Reino de Hespanha). Featuring a distinctive oval royal crest cartouche and technical terrain footnotes, this antique military document serves as an invaluable reference tool for researchers investigating nineteenth-century engineering, fortification cartography, and Iberian geopolitical history.