<span>The main ideas were that the monarch did not have unlimited power: he was to be limited by those who were elected into Parliament. In addition, if the monarch wanted to levy (or increase) taxes, he or she would have to gain the assent of the Parliament in order to do so.</span>
I believe that would be Menes. Good luck!
They can reveal how individuals experiencing historical events actually reacted
It did not increase demand for shipping and railways
Black powder because it makes bullets for the guns that were created. Also grenades and whatnot.