Brilliant CIA analyst Jack Ryan has little interest in fieldwork, but when covert photographs of Red October land on his desk, Ryan soon finds himself in the middle of a high-stakes game of hide-and-seek played by two world powers; a game that could end in all-out war.

Spain is a nation poised to suffer its worst internal strife in centuries. Certain well-placed Spanish diplomats sense it. Op-Center intelligence corroborates it. All the United States and Spain have to do is find a way to avert it. Before they can, an Op-Center representative is assassinated in Madrid on her way to a top secret meeting. Now all fears are confirmed. Someone very powerful wants another Spanish civil war—no matter what the cost.

The tenth novel in the Net Force series, Tom Clancy's #1 New York Times bestselling phenomenon.
Bypassing all safeguards, terrorists enter Fort Stephens, the newest high-tech Army base, and detonate a truck full of powerful explosives. Within hours, other bases are hit. Under attack, the Army calls in Net Force to help.
Teaming up with Army intelligence and the National Guard, Net Force’s own crack troops struggle...

Tom Clancy and Steve Pieczenik are About to Declare War on the Competition. . . .THE OBJECTIVE:
A fourth consecutive New York Times bestseller for Tom Clancy's Op-Center
THE HARDWARE:
A blockbuster thriller armed with cutting-edge technology (a.k.a. everything a Clancy fan wants)
THE PREDICTION:
A SLAM-DUNKIn Tom Clancy's all-new, original novel, OP-CENTER: Acts of War, Syrian terrorists...