What military tactic or technology do you believe was the most decisive in helping the dynasties to gain or retain power? Why?

Gunpowder

Explanation:

Gunpowder is one of the discoveries crucial in helping dynasties to gain or retain power for long period. The dynasties expanded their territories having strong military forces with advanced firearms and cannons. The gunpowder empires became famous for their warfare with using of guns. Some of the gunpowder empires were the ottomans, the Mughals, and the Safavids. Gunpowder was invented in the Ming Dynasty. For the first time, gunpowder-based weaponry introduced during this period.

it is a part of john locke's natural rights popular during the age of enlightenment that people had inalienable rights to life, liberty and property. this was reflected by thomas jefferson in his declaration of independence as rights to life,liberty and the pursuit of happiness.

another line in the declaration of independence is that people have certain rights just because they are human. humans are capable of obeying the three natural rights john locke mentioned making them governable by these laws and therefore entitled to these rights as well.