Just as there have been war horses and war elephants, it is believed that pigs were used briefly on the battlefield, although in a far less awe-inspiring manner. Around 275 BC the Romans used squealing pigs to repel the war elephants of the enemy.
Chandragupta Maurya (340BCE-297BCE) was the founder of the legendary Maurya empire, a predecessor of India. As a young man Maurya had the priviledge to meet Alexander the Great, who himself created one of the largest empires the World had ever seen.
The imperial house of Japan is the longest hereditary monarchy in the World with traditionally 125 monarchs in succession and counting since Emperor Jimmu in 711 BC. According to legend, Jimmu directly descended from the sun goddess Amaterasu and founded Japan.