The event was a colossal failure
To italicize something means to emphasize certain words or parts of a sentence or paragraph.
Italicize it.
To italicize a website in a document, you can use HTML tags by placing the website address within i and /i tags. For example, to italicize the website "www.example.com", you would write it as iwww.example.com/i.
You underline or italicize them.
You don't, you italicize them.
To italicize book titles in APA style, you should use italics for the title of the book.
It would look nicer to italicize The Federalist Papers, but it is also acceptable to underline the title of books.
To italicize website titles in APA format, you should use italics. For example, "Website Title."
You wouldn't italicize the entire phrase, no..You would italicize "New York Times" but not Bestseller.For example: "...in the New York Times Bestseller by..."
Your answer depends on your use in a context of the word opera.
ITALICIZE
If 'the' is part of the official name of the newspaper then it should be included in your style of punctuation for the title. Otherwise, it shouldn't be.