📖 About Expeditionary Force

Expeditionary Force is a series universe written by Craig Alanson. The complete collection runs to 23 books across 2 series, published between 2016 and 2026.

The main series is Publication Order of Expeditionary Force Books with 21 books. It opens with Columbus Day (2016) and currently runs to Ground State (2026).

Series included on this page:

🎯 Where to Start with Expeditionary Force

New readers should begin with the first book of the main series in publication order: Columbus Day (2016), book 1 of Publication Order of Expeditionary Force Books. Reading in publication order lets the world and characters develop the way the author intended, and it avoids spoilers that later books may contain.

Each of the 2 series on this page is expandable — click a series heading to see every title it contains, in order, with a direct link to buy the book on Amazon.

📚 Expeditionary Force Books in Order

Publication Order of Expeditionary Force Books
21 books
1
Columbus Day book cover1Columbus Day2016Buy on Amazon
SpecOps book cover2SpecOps2016Buy on Amazon
Paradise book cover3Paradise2016Buy on Amazon
Trouble on Paradise book cover4Trouble on Paradise2017Buy on Amazon
Black Ops book cover5Black Ops2017Buy on Amazon
Zero Hour book cover6Zero Hour2017Buy on Amazon
Mavericks book cover7Mavericks2018Buy on Amazon
Renegades book cover8Renegades2018Buy on Amazon
Homefront book cover9Homefront2019Buy on Amazon
Armageddon book cover10Armageddon2019Buy on Amazon
Valkyrie book cover11Valkyrie2019Buy on Amazon
Critical Mass book cover12Critical Mass2020Buy on Amazon
Brushfire book cover13Brushfire2020Buy on Amazon
Breakaway book cover14Breakaway2021Buy on Amazon
Fallout book cover15Fallout2021Buy on Amazon
Match Game book cover16Match Game2022Buy on Amazon
Failure Mode book cover17Failure Mode2022Buy on Amazon
Aftermath book cover18Aftermath2023Buy on Amazon
Task Force Hammer book cover19Task Force Hammer2024Buy on Amazon
Gateway book cover20Gateway2025Buy on Amazon
Ground State book cover21Ground State2026Buy on Amazon
Publication Order of Expeditionary Force Mavericks Books
2 books
2
Deathtrap book cover1Deathtrap2019Buy on Amazon
Freefall book cover2Freefall2020Buy on Amazon

❓ Frequently Asked Questions

How many Expeditionary Force books are there?
There are 23 books in the Expeditionary Force collection, organised into 2 series and published between 2016 and 2026.
What is the first Expeditionary Force book?
The first book is Columbus Day, published in 2016.
What order should I read the Expeditionary Force books in?
Most readers use publication order, which is the order the books were originally released. A chronological order is also provided on this page for readers who prefer to follow the internal timeline of the story.
Who wrote the Expeditionary Force books?
The Expeditionary Force books were written by Craig Alanson.
Is the Expeditionary Force series finished?
The main series, Publication Order of Expeditionary Force Books, has 21 books so far. The most recent title listed on this page gives the current end point of the series.
When did the Expeditionary Force series start?
The earliest title in this collection was published in 2016, and the most recent in 2026.