In French, to show that someone possesses something, you use their word for “of,” which is “de”: La plume de ma tante. Spanish works the same way: La venganza de Moctezuma. Italian, too: Buca di Beppo ...
Until recently, apostrophes were used to form the plurals of abbreviations (MA's), dates (1980's) and words or characters serving as words (if's and but's). Today we don't use an apostrophe with the & ...