Thousands of Portuguese protesters returned to Lisbon's Rossio Square and Porto's Dom Joao I Square on Tuesday, hours after coordinated police operations cleared encampments and arrested 55 people. The camps had stood for up to 10 days in Porto and since Saturday in Lisbon, where roughly 200 tents occupied the historic square. The speed of the return — organizers claimed more than 1,000 at each site — suggests the movement has crossed from protest into sustained occupation. The trigger is a specific piece of legislation: a centre-right government bill that eases evictions and removes rent caps on new leases. It passed a first parliamentary reading, converting a policy dispute into a street-level confrontation. Activists want the bill withdrawn entirely, not amended. The government's position — that liberalizing rental markets will increase supply — collides with lived experience in cities where purchase prices have more than doubled since 2017 and new-lease rents have nearly doubled. The police response split sharply between cities. In Porto, demonstrators dismantled their own tents when ordered. In Lisbon, camp spokesperson Carla Valadao described the eviction as "very aggressive," while police superintendent Sergio Soares called it "calm, proportionate and appropriate, with no police charge." The 55 detainees were released pending a Wednesday court appearance. The gap between those two accounts will matter as the movement decides whether to escalate. Portugal's crisis mirrors and feeds a broader Southern European pattern. Spain's housing protests have already produced occupation tactics. France, Belgium, and Italy are simultaneously experiencing cost-of-living unrest. These are not coordinated movements, but they share a structural cause: housing financialization in tourist-heavy economies where wages have not kept pace with asset prices, compounded by digital nomad inflows that further disconnect local earnings from local rents. The demographic composition tells the political story. Debora Miranda, 41, a communications consultant, frames the crisis in generational terms. Jorge Paixao, 19, a history student, calls it "a societal crisis" and demands "the ability to live with dignity, start families and rejuvenate Portugal." When a 19-year-old and a 41-year-old are in the same tent for the same reason, the government's political problem is not fringe — it is median. The centre-right government faces a classic trap: the bill is designed to attract private capital into rental stock by deregulating, but deregulation in a supply-constrained market with strong tourism demand and foreign buyer interest primarily benefits asset holders. The generative case — more supply from liberalized rules — requires years to materialize. The extractive effect — higher rents, easier evictions — is immediate. Protesters understand the sequencing even if they don't use the vocabulary. What happens next depends on whether the government reads this as a public order problem or a policy signal. Clearing camps is tactically simple and strategically useless if the underlying affordability arithmetic doesn't change. Portugal's birth rate is already among Europe's lowest; its youth emigration rate is among the highest. The camps in Rossio Square are a symptom. The bill is the accelerant. The disease is a decade of housing treated as an asset class rather than infrastructure.