Columbus is an Italian who is speculated to have been born in Genoa. There are claims that he was actually born in Corsica as well.
Columbus’ motivation for exploration was to proselytize non-Christians.
The world was not thought to be flat by Columbus and his explorers. This was called the Myth of the Flat Earth.
Christopher Columbus is the Anglophone name given to the explorer. He had Spanish and Italian names as well. Most famously, he was called Christoforo Colombo.
An appeal was made to Portugal by Christopher Columbus to help him explore and finance his trip. The King submitted proposal to his experts, who rejected it.