"On a routine intelligence gathering mission in Tehran, Jack Ryan, Jr., has lunch with his oldest friend, Seth Gregory, an engineer overseeing a transcontinental railway project. As they part, Seth slips Jack a key, along with a perplexing message. The next day Jack is summoned to an apartment where two men claim Seth has disappeared--gone to ground with funds for a vital intelligence operation. Jack's oldest friend has turned, they insist. They leave...

There's a new strong man in Russia, but his rise to power is based on a dark secret hidden decades in the past, and the solution to that mystery lies with a most unexpected source, President Jack Ryan. "A North Korean ICBM crashes into the Sea of Japan. A veteran CIA officer is murdered in Ho Chi Minh City, and a package of forged documents goes missing. The pieces are there, but assembling the puzzle will cost Jack Ryan, Jr. and his fellow Campus...

Marine officer. CIA analyst. President. Jack Ryan has devoted his life to protecting the United States. What if this time, he can't? President Ryan and the Campus return in the latest entry in Tom Clancy's #1 New York Times-bestselling series.

When the leader of North Korea is catastrophically injured, his incapacitation inadvertently triggers a “dead-man’s switch,” activating an army of sleeper agents in South Korea and precipitating a struggle for succession. Jack Ryan, Jr. is in Seoul to interview a potential addition to the Campus. But his benign trip takes a deadly turn when a wave of violence perpetrated by North Korean operatives grips South Korea’s capital. A mysterious...