Hi, I am from London, the capital and most populous city of England!
Welcome to London! When was the city founded?
 It was founded by the Romans, who named it "Londinium", atleast before the 19th Century!
What's the estimated population?
Nearly two million since it is the world's largest financial centre 
What are the major economic activities?
Well a range of economic activities from arts, commerce, education, entertainment, fashion, finance, to healthcare and media, 
Any tourist site and notable landmarks and archeology's?
 River Thames in the south east of the island is probably the most renowned tourist site. I swim in it.
Who's the governor or heads the state affair?