Well, if this is not a joke, than Poland has something to be proud of ... :D
dailymail.co.uk/news/article-1333895/Christopher-Columbus-Polish-Portuguese-claim-historians.html
"An international team of distinguished professors have completed 20 years of painstaking research into (Christopher Columbus') beginnings.
The fresh evidence about Columbus' background is revealed in a new book by Manuel Rosa, an academic at Duke University in the United States.
He says the voyager was not from a family of humble Italian craftsmen as previously thought - but the son of Vladislav III, an exiled King of Poland".
dailymail.co.uk/news/article-1333895/Christopher-Columbus-Polish-Portuguese-claim-historians.html
"An international team of distinguished professors have completed 20 years of painstaking research into (Christopher Columbus') beginnings.
The fresh evidence about Columbus' background is revealed in a new book by Manuel Rosa, an academic at Duke University in the United States.
He says the voyager was not from a family of humble Italian craftsmen as previously thought - but the son of Vladislav III, an exiled King of Poland".