Answer:
Tan’s anecdotes further her argument because they make the points in her argument personal. Which appeals to readers with a personal story of how the use of English can determine how someone is seen or treated. The anecdotes in this story make the reader feel sympathetic for Tan’s mother and the way she was treated because of her use of “broken” english.
Neil Armstrong walked on the ROCKY moon in 1969
Because he had been away for so long that things have changed and history has changed so things weren't the same anymore.