The Battle of Grand Gulf was fought on April 29, 1863, during th: Though some mention a possibility of divergence of English dialects into mutually unintelligible languages, most think a more likely outcome is that English will continue to function as a koineised language, in which the standard form unifies speakers from around the world.[137] English is used as the language for wider communication in countries around the world.[138] Thus English has grown in worldwide use much more than any constructed language proposed as an international auxiliary language, including Esperanto.[139][140]