That a man ain't nuthin but a man.
John Cabot set out to discover new lands as he was authorized by do by King Henry VII. He hoped to find a new route to Asia.
No, Henry Hudson did not discover Holland, nor any other part of the Netherlands.
In 1497 John Cabot discovered parts of North America under the commission of Henry VII of England.
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Henry Cavendish Henry Cavendish
Yes, Henry Cavendish in 1766
He didn't discover it, he invented it
John Smith did not discover Virginia.
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Historians are not sure if Henry Hudson was even born yet in 1570. Thus, it is safe to say he did not discover anything in 1570.