After the Alliance to Restore the Republic captured the planet Chabosh by overthrowing its Imperial governor they established a planetary stronghold that was defended by deflector shields. When the Galactic Empire sent Moff Harsh to retake the planet, he personally led a company of stormtroopers in the final assault on the stronghold and successfully captured it, although he received serious injuries in the process.[1]
Sources
"Unusual Suspects" — Star Wars Gamer 6 (First mentioned)