These works by Harry Turtledove were published in 2003.
“In the Presence of Mine Enemies (ISBN 0-451-45959-8 ) is an alternate history novel by Harry...In the Presence of Mine Enemies (novel)
“Gunpowder Empire, Tor, 2003, is the first novel in the Crosstime Traffic series. It follows the...Gunpowder Empire
“American Empire: The Victorious Opposition is a novel by Harry Turtledove published by Del Rey...The Victorious Opposition