If it's a regular sentence, you only capitalize 'American' while 'history' remains uncapitalized. However, if it's a class then you would capitalize both words since it's a proper noun.
history
It depends. If it is the name of a specific class, then it would be capitalized: American History 101. If it is in sentence that only generally speaks about American history, then only "American" would be capitalized: American history.
Yes. Since it is considered a historic event you have to capitalize it.
Yes; "American" is always capitalized.
Yes. African American should be capitalized.
history
It depends. If it is the name of a specific class, then it would be capitalized: American History 101. If it is in sentence that only generally speaks about American history, then only "American" would be capitalized: American history.
You should capitalize "American" when referring to the nationality or citizenship of someone from the United States, as in "American citizen." However, you do not capitalize it when referring to general concepts or things relating to America, such as "the American culture."
Yes. Since it is considered a historic event you have to capitalize it.
Yes, the term "Black history" is typically capitalized as it refers to the history and experiences of Black individuals and communities. This acknowledges the importance and significance of Black history in the context of broader historical narratives.
No, but you should capitalize American. If the specific branch of the military is named, it should be capitalized.
Yes; "American" is always capitalized.
Yes, because it is a specific type of history.
You would capitalize that word however you use it.
Yes, always capitalize American because it is a proper nou n.
No, you don't.
At the beginning of a sentence and when it forms part of the proper noun. Example: Philippine National Anthem