No, except at the beginning of a sentence because it is
n
ot a proper
n
ou
n.
There are several. "I" (when you talk about yourself) is always capitalized, but also every word that indicates a people (the English) or a country (France), an official institution (Congress, Southwestern University) or an official function (Senator, King). Also, the first word of a new sentence is always capitalized.
Yes, "I am" is typically capitalized because "I" is a pronoun and should always be capitalized in English.
Yes, when referring to the title of the President of the United States, it should always be capitalized.
Yes. Days of the week are always capitalized.
No, circa does not need to be capitalized.
Yes, it should always be capitalized.
No, the word "rif" is not always capitalized. It should only be capitalized if it is part of a proper noun or at the beginning of a sentence.
Yes it should always be capitalized.
A common noun is capitalized only when it is the first word in a sentence. A proper noun is always capitalized. An acronym is always capitalized.
No, CRNA does not always need to be capitalized. It should be capitalized when using it as an acronym for Certified Registered Nurse Anesthetist.
Yes, both Hindu and Hinduism should always be capitalized.
Proper nouns should always be capitalized.