Well, a large reason is that England was a bit of a special case. Their monarch had a huge civil war which they lost, and so he was forced to accept terms of surrender, which formed the Magna Carta, outlining how the British constitutional monarchy was to be formed as opposed to a fully reigning absolute monarch.
<span>Limiting contact with foreigners was the main goal of Chinese isolationism. So, in the 15th century, the foreign policy of the Ming dynasty in China became increasingly isolationist. It was the Hongwu Emperor that tried to propose the policy to ban all maritime shipping in 1371. The Qing dynasty followed in his footsteps, and often continued with the same practice of isolationism.</span>
The Nile Region(Egyptian empire), India and a few areas within the Arabian region.
As with everything, interpretations depend upon the reader. An example can be the Quakers who were religious and fought for abolition of slavery claiming that the constitution stated itself that all people on Earth are equal since they were created by God, the creator. The founding fathers, however, believed that slaves cannot be people and that they are 3/5 of a regular human being, so equality does not apply to them.