Moff Panaka was a human male of the planet Naboo who served as head of Queen Amidalas security force during the waning years of the Old Republic and later became govenor of the Naboo sector and Earth sectors.
In 0BBY Grand Moff Tarkin and Darth Vader replaced Moff Adelhard as govenor the Imperial protectorate Earth in order to suppress small scale rebellions against their occupation of the various cities around the world.
Panaka addressed Shawn's school personally with Lord Vader accompanying him laying down the laws of the Empire and the punishment for breaking them particularly death by either firing squad or hanging