When you have a concentration of power and influence, it will be applied. Another comment here refers to "speaking the same language". Latin was spread by the R

When you have a concentration of power and influence, it will be applied. Another comment here refers to "speaking the same language". Latin was spread by the Romans, Spanish by the Spanish, English by the English, but the concentration of power and influence in the USA really powered the spread of a particular kind of English. People shop at the same Walmarts because Walmart drove the other retailers out. People shop at Amazon for whatever. Coca-Cola has influenced our view of Christmas with its imagery, and post-WWII influenced the perception of America and its culture overseas.