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The Roosevelt–Rondon Scientific Expedition (Portuguese: Expedição Científica Rondon–Roosevelt) was a survey expedition in 1913–14 to follow the path of the Rio da Dúvida ("River of Doubt") in the Amazon basin. The expedition was jointly led by Theodore Roosevelt, the former president of the United States, and Colonel Cândido Rondon ...
Eleven United States presidents and one president-elect have made presidential visits to South America. The first trip was made by Herbert Hoover (as president-elect) in 1928. During this tour he delivered twenty-five speeches in ten Central and South American countries, almost all of which stressed his plans to reduce American political and ...
The Roosevelt-Rondon expedition was the first non-Amazonian-native party to travel and record what Rondon had named the "Rio da Dúvida", then one of the most unexplored and intimidating tributaries of the Amazon. Rondon had spent very little time on the river itself, only discovering its existence several years prior. [7]
John Alden Loring. The Smithsonian–Roosevelt African expedition was an expedition to tropical Africa in 1909–1911 led by former US President Theodore Roosevelt. It was funded by Andrew Carnegie and sponsored by the Smithsonian Institution. [1] Its purpose was to collect specimens for the Smithsonian's new natural history museum, now known ...
It was Zahm who talked President Roosevelt into participating in what came to be known as the Roosevelt-Rondon Scientific Expedition to South America, and which would also include Theodore's son, Kermit, and Colonel Cândido Mariano da Silva Rondon, to go up the Rio da Dúvida (River of Doubt, now the Roosevelt River). [12]
12 December - Roosevelt–Rondon Scientific Expedition: Following a speaking tour in Brazil and Argentina, former US President Theodore Roosevelt meets up with Cândido Rondon to embark on a joint exploration of the "River of Doubt". [2]
Signature. Marshal Cândido Mariano da Silva Rondon (5 May 1865 – 19 January 1958) was a Brazilian military officer most famous for his telegraph commission and exploration of Mato Grosso and the western Amazon basin, as well as his lifelong support for Indigenous Brazilians. He was the first director of Brazil's Indian Protection Service or ...
Anthony Fiala. Anthony Fiala (September 19, 1869 – April 8, 1950) was an American explorer, born in Jersey City, New Jersey, and educated at Cooper Union and the National Academy of Design, New York City. In early life he was engaged in various employments—as lithographic designer, chemist, cartoonist, head of the art and engraving ...