You do know it’s entirely possible he married her because he LOVED her and wanted to spend the rest of his life with her, unlike the Donald who marries foreign born women and cheats on them.
It is possible that he really feel hard in love with her, but it is very unusual in his family’s social circle.
I ought to know - was “disinherited” for “marrying beneath my kind” - a brilliant MIT graduate who, unfortunately, was of Italian descent. My dad even tried to have him fired from his job for dating me.
We had a long and happy marriage, however, and it was worth it.