Never capitalize "from" in a title, unless it is the first or last word. "From" is a preposition, and prepositions of four letter or less are not supposed to be capitalized.
(Some people capitalize longer prepositions, some don't, but that doesn't matter in this case).
In "Yours truly," you capitalize the first letter of each word if you are using it as a complimentary close in a letter, as it is a formal sign-off.
no, but you do capitalize mum
You capitalize the first A but not the last a.
You capitalize proper nouns.
No, you do not capitalize the word drama.
You capitalize Huntington
do you capitalize roaring twenties
do you capitalize the word protestant
When it is the name of a particular country, you capitalize it.
Capitalize challah bread
You would not capitalize it. cotton gin
yes, you do capitalize The Black Hills.