There are 2 books in the The American Revolutionary War series. The newest book is The Glorious Cause which came out in 2002.

1
Rise to Rebellion

Book cover of Rise to Rebellion
Jeff Shaara dazzled readers with his bestselling novels Gods and Generals, The Last Full Measure, and Gone for Soldiers. Now the acclaimed author who illuminated the Civil War and the Mexican-American War brilliantly brings to life the American Revolution, creating a superb saga of the men who helped to forge…
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2
The Glorious Cause

Book cover of The Glorious Cause
In Rise to Rebellion, bestselling author Jeff Shaara captured the origins of the American Revolution as brilliantly as he depicted the Civil War in Gods and Generals and The Last Full Measure. Now he continues the amazing saga of how thirteen colonies became a nation, taking the conflict from kingdom…