Jacob Leisler disagreed with the rule in New Amsterdam which is why he decided to take matters into his own hands. He seized control over the colony and ruled there for two years - from 1689 to 1691. However, king William III sent another governor to regain control over New York, which is when Jacob Leisler was captured and executed.
No, Richard III is Richard III in William Shakespeare's play. He was known as a cruel and vicious man, capable of murdering children just so that he could get the throne. He is the subject of Shakespeare's play of the same name. Richard Topcliffe was a famous torturer, but he is not the subject of this play.
