1632 (Assiti Shards, #1)

1632, published in 2000, is an alternate history novel by American author Eric Flint, the initial novel in the best-selling series of the same name. The flagship novel kicked off a collaborative writing effort that has involved hundreds of contributors and dozens of authors. The premise involves a small American town of three thousand, sent back to May 1631, in Holy Roman Empire during the Thirty Years' War.