L1: 375 millions (2015)
L2 and foreing language:
1.500 millions
Total: 1.5 billion people speak English
Source: Statista for the World Economic Forum
UK (London),
UK (Scotland), American (New York), American (Texas), Canadian, Australian (Queensland), and New Zealand.
Social networks
Meet and communicate with more people
Travel
Current job or better job
School or University studies
Music
Movies and TV
Science, medicine, economics, engineering, law, and politics
Social status