when was world wild web invented and who invented it?

In 1918 and 1919 during World War 1 sudden outbreaks of influenza (flu) killed millions of people around the world. Why is this historical event called a pandemic? How do the colonies on the surface area of the pour plate differ from the colonies suspended in the agar? Who said Common Sense is not so common? Who was the chief trader at fort langely in 1827? What do you think is the greatest legacy of the french revolution and why? Which situation was a major result of world war 1 (1914 - 1918? What is name of maharana pratap mother? What was Sieur de LaSalle known for? What factors lead to the World War 2? What was Robert oppenheimers reaction to the usage of the atomic bomb? What new body was created at the Tennis Court Oath? Why did Marco polo went to china? How many currencies are there in the world? What strategy did world leaders use to prevent future internatinal conflicts following world war 2? What is a tobacconist called today? Who is the greatest man to ever walk the earth? What happened to most of the indigenous people in the Caribbean after the Europeans arrived? Why is World War 2 called a world war? How did railroads support industrialization? What is a chantry?

when was world wild web invented and who invented it?