The American Revolution (Part 1)

Designed in 1775, the Turtle Submersible was a military submarine that pushed the limits of engineering, in an attempt to defeat the formidable British Navy.

In 1777, The Betsy Ross Flag was adopted by the thirteen colonies fighting for freedom as the United States’ first official flag. But not everyone in America was free.

He was a fierce patriot and Founding Father – so why did John Adams defend British soldiers accused of murder following the Boston Massacre of 1770?