When did the accents in America begin to be noticeably different from that in Britain?

by matt112358

When was the development of the American accent and when is it that someone from America would speak English with a different accent from those native to England and the rest of Great Britain?

Searocksandtrees

hi! there's always room for more input; meanwhile, check out previous discussions in the FAQ (see link on the sidebar)

American and British accents