Singapore is south-east Asia's hi-tech, wealthy city-state which is also known for the conservatism of its leaders and its strict social controls. Founded as a British trading colony in 1819, since indepen it has become one of the world's most prosperous countries and sports the world's busiest port. The country comprises the main island - linked by a causeway and a bridge to the southern tip of Malaysia - and around 50 smaller islands. Once a colonial outpost of Britain, Singapore has become one of the world's most prosperous places - with glittering skyscrapers and a thriving port.