In most of the world, certainly the Western part, Google dominates as the biggest site on the web. It’s the most popular in Europe and North America, with the exception of very few countries, and is also the most popular in Brazil, India, Malaysia, Indonesia and Nigeria, countries with a large internet population.
But Facebook manages to be the most popular in some places, Mexico and Norway, a few places in Africa and South America and the Philippines. Yahoo manages to score one important win, in Japan. But Yahoo Japan has little to do with the US company. ..