Cover art
Turtledove, Harry. Hitler's War. Ballantine/Del Rey 2009.
Cover art
Turtledove, Harry. West and East. Ballantine/Del Rey 2010.
Cover art
Turtledove, Harry. The Big Switch. Ballantine/Del Rey 2011.

Turtledove, Harry. The War that Came Early
Divergence: 1938 CE
What if: World War II broke out a year earlier, over Czechoslovakia rather than Poland.
Series note: Series including Hitler's War, West and East, The Big Switch, Coup d'Etat, Two Fronts, and the forthcoming Last Orders.

Cover art
Turtledove, Harry. Coup d'Etat. Ballantine/Del Rey 2012.
Cover art
Turtledove, Harry. Two Fronts. Ballantine/Del Rey 2013.

Turtledove, Harry. Hitler's War [vt The War that Came Early: Hitler's War]
Divergence: 1938 CE
Series note: First volume of The War that Came Early.
Published: Ballantine/Del Rey 2009 (0345491823BUY), 2010 (0345491831BUY); and Hodder & Stoughton 2009 (0340921811), 2010 (034092182X).
Publication note: Was apparently briefly called Appeasement by its UK publisher prior to publication.

Turtledove, Harry. The War That Came Early: West and East
Divergence: 1938 CE
Series note: Second volume of The War that Came Early.
Published: Ballantine/Del Rey 2010 (034549184XBUY), 2011 (0345491858BUY).

Turtledove, Harry. The War That Came Early: The Big Switch
Divergence: 1938 CE
Series note: Third volume of The War that Came Early.
Published: Ballantine/Del Rey 2011 (0345491866BUY), 2012 (0345491874BUY).

Turtledove, Harry. The War That Came Early: Coup d'Etat
Divergence: 1938 CE
Series note: Fourth volume of The War that Came Early.
Published: Ballantine/Del Rey 2012 (0345524659BUY).

Turtledove, Harry. The War That Came Early: Two Fronts
Divergence: 1938 CE
Series note: Fifth volume of The War that Came Early.
Published: Ballantine/Del Rey 2013 (0345524683BUY).

Turtledove, Harry. The War That Came Early: Last Orders
Divergence: 1938 CE
Series note: Sixth volume of The War that Came Early.
Published: Not yet published; expected from Ballantine/Del Rey 2014 in July 2014 (0345524713BUY).