English-speaking world is huge, but we want you to open it by improving your knowledge not only about the language itself, but about the countries it is spoken in. 

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Approximately 330 to 360 million people speak English as their first language, it is the third largest language by number of native speakers after Mandarin and Spanish. Estimates that include second language speakers vary greatly, from 470 million to more than 1 billion. 

When combining native and non-native speakers, English is the most widely spoken language worldwide.