Yes, it would be considered a proper noun, like Oriental or Caucasian.
Yes, in MLA style, "Black" is capitalized when referring to race.
Generally, "Black Power" revolution should be capitalized as it is a proper noun referring to a specific movement or ideology advocating for the empowerment of Black people.
Race should be capitalized when referring to a specific racial or ethnic group, such as Black, White, Hispanic, or Asian. If referring to race in a general sense, it should not be capitalized.
In most cases, no. Only if the word is the first word in the sentence, or it is a specific name for one specific thing, place or person. Mr. Justice Hugo Black would be capitalized, a black cat would not. The Black Hole of Calcutta or the All Blacks Rugby team of New Zealand would be, but black shoes would not.
Blacks kill People
You can/may do ethier. It doesnt really matter.
Depends if they are talking to someone, for example "Look at that White kid". If you are referring to a person's heritage, it is not capitalized.
blacks
Blacks.
denmark people having blacks?
If you are using Black Hills as the name of a place, then yes, it should be capitalized because it would be a proper noun. i.e. Black Hills of South Dakota. If it isn't being used as a particular place, i.e. Look on top of those black hills which are next to that white mountain, then it would not be capitalized.
When the black and white people used to fight they used to stand with whites on one side and (blacks) on the other side and they used to say "BLACK BLACK AND WHITE BLACK BLACK then the other word for blacks WHITE COMMON other word for blacks NOW LETS FIGHT." that what they used to do so yeah!:)