 Hispania served as a granary and a major source of metals for the Roman market, and its harbors exported gold, tin, silver, lead, wool, wheat, olive oil, wine, fish, and garum.Agricultural production increased with the introduction of irrigation projects, some of which remain in use today.The Romanized Iberian populations and the Iberian-born descendants of Roman soldiers and colonists had all achieved the status of full Roman citizenship by the end of the 1st century.