Lisandro de la Torre and others found the Democratic Progressive Party (Partido Demócrata Progresista, PDP) at the Hotel Savoy, Buenos Aires, Argentina.

Lisandro de la Torre
Lisandro de la Torre was an Argentine politician, born in Rosario, Santa Fe. He was and is considered as a paramount model of ethics in politics. He was a national deputy and senator, a prominent polemicist, and founder of the Democratic Progressive Party in 1914. He ran twice for the office of President, in 1916 and in 1931.
Democratic Progressive Party (Argentina)
The Democratic Progressive Party is a political party in Argentina, principally active in Santa Fe.
Buenos Aires
Buenos Aires, controlled by the government of the Autonomous City of Buenos Aires, is the capital and largest city of Argentina. It is located on the southwest of the Río de la Plata. Buenos Aires is classified as an Alpha− global city, according to the GaWC 2024 ranking. The city proper has a population of 3.1 million and its urban area 16.7 million, making it the twentieth largest metropolitan area in the world.
Argentina
Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of 2,780,085 km2 (1,073,397 sq mi), making it the second-largest country in South America after Brazil, the fourth-largest country in the Americas, and the eighth-largest country in the world. Argentina shares the bulk of the Southern Cone with Chile to the west, and is also bordered by Bolivia and Paraguay to the north, Brazil to the northeast, Uruguay and the South Atlantic Ocean to the east, and the Drake Passage to the south. Argentina is a federal state subdivided into twenty-three provinces, and one autonomous city, which is the federal capital and largest city of the nation, Buenos Aires. The provinces and the capital have their own constitutions, but exist under a federal system. Argentina claims sovereignty over the Falkland Islands, South Georgia and the South Sandwich Islands, the Southern Patagonian Ice Field, and a part of Antarctica.