half black,half persian
Lord William Kelvin is a well known scientist and engineer and he invented tide-predicting machine he had heart problems at the age of 9
Johannes Kepler was born in Stuttgart, in the Duchy of Wurtemburg (now in Germany) his nationality would therefore have been "Wurtemburger"
She's from Poland
Canadian
Mauna Loa is a volcano in Hawaii.
Swiss
The Nationality of Man United William Bryant is England.
British
Dutch
He was British.
Swiss
William Gregor, who discovered titanium was British.
he is an Australian artist
He was a Unitarian.
American.
No, he was English.
The legendary figure of William Tell was believed to be Swiss.