"Makes" is the third-person singular simple present tense of "make", so if a singular thing makes you mad, it repeatedly does so, or does so on an ongoing basis.

Should I use make or makes? - English Language Learners Stack Exchange

What does the idiom 'Conscience Makes Cowards Of Us All' mean? With a clear, concise definition and usage examples, discover this idiom's meaning and usage in the English language. Explore with us today!

Should I use make or makes in the following statement: Please explain why your experience and qualifications makes you the best candidate for this position

What does the idiom 'Haste Makes Waste' mean? With a clear, concise definition and usage examples, discover this idiom's meaning and usage in the English language. Explore with us today!

1 If the subject of "makes" is the entire phrase "Historic buildings enliven the memories of how people lived in the past", then it's singular, because we have one (singular) fact that is making someone.

Makes is the correct form of the verb, because the subject of the clause is which and the word which refers back to the act of dominating, not to France, Spain, or Austria. The sentence can be rewritten as: The domination throughout history by France, Spain, and Austria alternately over Milan makes it a city full of different cultural influences.