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United Provinces of the Río de la Plata

Regional · Historical state

The old Viceroyalty of the River Plate under Buenos Aires.

Who may proclaim it

Anyone ruling from a capital inside its land may proclaim it too. One nation per tier, climbing from regional to empire to continental.

Requirements

Every key cityBuenos Aires, Montevideo, Asunción

Its land75% (your subjects' land counts)

Land

Map & Might Wiki · game data from the October 2026 scenario · Back to the game