rome took control of the town in 187 bc. they made it more important as an administrative centre for regions near it. julius caesar and augustus caesar gave the city (then named "calagurris") converted the town into a municipality. they developed its city planning, economy, and politics. its archeological remains show that it had a circus, baths, an amphitheatre, and other things found in large cities. it minted money and served as a justice administration centre.