Following the Christian conquest of Lisbon, in 1147, the city experienced a few decades of political and military instability, barely improving or developing. With the stabilization of the borders of the Kingdom of Portugal, the city resumes its growth, particularly in the western suburbs, which is attested by the construction of new lines of defensive walls by King D. Dinis (late thirteenth century) and King D. Fernando (late fourteenth century).

Between the second half of the twelfth century and fourteenth century there was a decrease in the rate occupation of the area in a first period, and this happened specifically in the area of NARC, after which there was an intensification of the urban pressure, being possible to identify walls, dumps and combustion structures from this period. The houses and facilities from the Islamic period were probably still used.

Pitcher, painted in beige, green and Brown colors, showing flower, geometric and animal decoration. Used to serve wine it was imported from Saintogne region, in the Atlantic coast of France. Between 1250 and 1350 this artifacts were abundantly exported to England, Sweden, Norway, The Nederland and Portugal, where plenty of specimens were found.