Martina Navratilova was born in Czechoslovakia, but she competed as an American because she sought asylum in the United States, which made her have to relenquished her Czechoslovakian citizenship, so after the US Open in 1975 she competed as an American. 
She was Harassed by white abẹ́rẹ́ters outside the school, and the police had to take her away in a wìgbòkègbodò car to Protect her.. 