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Most scholars accepted Ptolemy's correct assessment that the terrestrial landmass (for Europeans of the time, comprising Eurasia and Africa) occupied 180 degrees of the terrestrial sphere, and dismissed Columbus's claim that the Earth was much smaller and that Asia was only a few thousand nautical miles to the west of Europe. [15] The "Columbus ...
Columbus had not actually seen Behaim's globe in 1492 (which apparently owed much to the ideas of Paolo dal Pozzo Toscanelli); but the globe, except for one important point, reflects the geographical theory on which he apparently based his plan for his first voyage. The exception is that Columbus shortened the length of the degree, thus ...
Christopher Columbus [b] (/ k ə ˈ l ʌ m b ə s /; [2] between 25 August and 31 October 1451 – 20 May 1506) was an Italian [3] [c] explorer and navigator from the Republic of Genoa [3] [4] who completed four Spanish-based voyages across the Atlantic Ocean sponsored by the Catholic Monarchs, opening the way for the widespread European exploration and colonization of the Americas.
File:Christopher Columbus voyages.gif by Roke under licenses CC-BY-SA 3.0 or GFDL; File:Viajes de colon.svg by Phirosiberia under licenses CC-BY-SA or GFDL; File:Primer Viaje de Colon Detalle.svg by Zootie under license CC 0; Author: Sémhur (talk) Other versions: Derivative works of this file: Christopher Colombus first voyage 1492-1493 map-fr ...
A map of the Iberian Peninsula in 1492 highlighting the Crown of Castile.. Events of the year 1492 in Spain included the end of the Reconquista with the fall of Granada, the Jewish Diaspora of Spain due to the Alhambra Decree, and the start of Columbus' first voyage.
On this day in 1492, Italian explorer Christopher Columbus discovered the New World.The Italian explorer first found a Bahamian island, thinking he had reached East Asia. That same day, his ...
Before Christopher Columbus received support for his voyage from Queen Isabella and King Ferdinand of Spain, he had first approached King John II of Portugal. The king's scholars and navigators reviewed Columbus's documentation, determined that his calculations grossly underestimated the diameter of the Earth and thus the length of the voyage, and recommended against subsidizing the expedition.
The 15th-century explorer Christopher Columbus was a Sephardic Jew from Western Europe, Spanish scientists said on Saturday, after using DNA analysis to tackle a centuries-old mystery. Many ...