Dating black community
As the men were not used to the extremely hot climate they misinterpreted the women's lack of clothing for vulgarity.
Similarly, black men were stereotyped for having a specific lust for white women.
The origins of sexual racism can be explained by looking at its history, especially in the US, where the abolition of slavery and the Reconstruction Era had significant impacts on interracial mixing.
Attitudes towards interracial relationships, and indeed marriage, have increased in positivity in the last 50 years.It is an inclination towards potential sexual or romantic partners on the basis of perceived racial identity.