How far back in history could you go to communicate in X language and be understood?
Mandarin: https://www.reddit.com/r/AskHistorians/comments/1qwgun/comment/cdhnwkv/
Spanish: https://www.reddit.com/r/AskHistorians/comments/7x4dyy/comment/du5n1q8/
French: https://www.reddit.com/r/AskHistorians/comments/ja5va2/comment/g8r6393/?context=3
@skinnylatte this is so cool!
@skinnylatte fascinating :)
@skinnylatte
A linked FAQ on one of those posts gives a wealth of links to historical language topics
@skinnylatte What about Welsh?