Why did Hercules win the war against Albion?

Albion, the ruler of the England (then called Albion) attacked Hercules and his army , when he was going for his tenth labor through England. Hercules, as he was not prepared for the attack from such a big army, prayed Zeus for his aid. His prayer was answered and Zeus helped Hercules to kill Albion and his brother and thus Hercules emerged victorious and continued his tenth labor.