For educational purposes

This military documentary looks at the epic cavalry battle that took place at Brandy Station in 1863, on the eve of the momentous Battle of Gettysburg.

Up until that point, the Confederate cavalry had been seen as invincible, but when the two forces of some 18,000 horsemen met in combat, the Yankees proved more than a match for their adversaries.

Featuring large-scale battle re-enactments and recreations, as well as dramatised 'eye witness' accounts and expert analysis.