The phrase "Martin Luther King Day" is correctly capitalized. Martin Luther King is a name so is automatically capitalized. Since it is a specific day, a holiday to be exact, day is also capitalized.
Greek myth
The phrase "Columbus Day" is the full name of a holiday. Therefore, both words should be capitalized.
MARTIN LUTHER KING it's the same sorry no learning a new phrase today
This phrase is associated with a famous speech given by Martin Luther King Jr.
Yes, the phrase "Italian sausage" is supposed to be capitalized because "Italian" is a nationality-related adjective.
Greek myth
The phrase "Columbus Day" is the full name of a holiday. Therefore, both words should be capitalized.
Yes
I have a dream
MARTIN LUTHER KING it's the same sorry no learning a new phrase today
Daniel Grulke
You should probably spell Colombia correctly.
The famous black American that said the phrase, I have a dream, was Martin Luther King. He was a civil rights activist.
Always
This phrase is associated with a famous speech given by Martin Luther King Jr.
"for civil rights."
Yes, the phrase 'Italian Grocery' may be capitalized correctly. The phrase seems to refer to a location where groceries are sold, or to the name of some literary piece. The definite article 'the' may or may not need to be capitalized, depending upon whether it's to be included in the name of the store or the title of the literary work. If it's to be included, then the capitalization is 'The Italian Grocery'.