In Germany, most of the population speaks German as their mother tongue.

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Although we refer to “English-speaking countries,” in reality, it’s not just American English and British English—each country has developed its own unique form of English.
This article introduces the state of English around the world. It sheds light on the cultural and communication differences between countries, so be sure to check it out.
 
The world of English is not just American and British English
・Surveys show that countries such as Singapore, Australia, and India have a strong sense of “their own English.”
・American English is perceived as “standard,” British English as “refined,” and their own national variants as “approachable.”

Reference Japan, China, Korea, Singapore, Vietnam, Germany, and UAE Central　Intelligence Agency, "The World Factbook: LANGUAGES" Retrieved July 27, 2020, from https://bit.ly/2ErAba3 Taiwan National Statistics, Republic of China (Taiwan) "2010 Population and housing Census", "Table 6 Languages used at home for the resident nationals aged 6 years and over by sex and age" Retrieved July 27, 2020, from https://bit.ly/2X06mne Hong Kong, Thailand, Indonesia, Philippines, India, United States, United Kingdom United Nations Statistics Division "Demographic Statistics Database: Population by language, sex and urban/rural residence" Retrieved July 27, 2020, from https://bit.ly/3f7ChbQ