An Englishman, Tim Berners-Lee invented the world wide web and websites that are connected together by this 'web' have the www in front of their URL
The mexicans.
A group of people.
The Greeks are the first group of people to first use the phrase democracy.
The Sumerians (4000-2500) BC invented Cuneiform.
American Missionaries
The Sumerians have invented the wheel, the sail, writing system, and the pottery wheel.
It is true that the water wheel was invented by a group of seven people
Wikki leaks is a website that a group of people (computer wizzes) hacked in to a secruity website and posted it on a website
You can use a when there is a singular thing, like a person. You can use the for multiple people like the group of people.
The Aztecs controlled central Mexico in the beginning of the sixteenth century.
No, "invented" is not a prefix; it is a verb formed from the root word "invent" with the addition of the suffix "-ed," indicating the past tense. A prefix is a group of letters added to the beginning of a word to alter its meaning, such as "un-" in "unhappy."
Nintendo invented the DS