Why did the kings armies rush to help him when invaders reached the capital in 771 BC?

In 771 BC, the kings' armies rushed to help him because the capital was under threat from invaders, prompting a sense of urgency and loyalty among the troops. The king likely called upon his military forces to defend the realm, invoking their duty to protect the kingdom. Additionally, the need to maintain stability and prevent the fall of the capital would have motivated the armies to respond swiftly to the crisis. This collective response reflects the feudal loyalty and the importance of defending the king's authority during times of external threats.