Which language is the most difficult to learn for English speakers?

Language is always associated with the culture of each nation and nation. Therefore, learning a foreign language is not a simple matter because each language has its own difficulties for each subject . A language that is difficult to pronounce, but also has a difficult grammar language .

For a native English speaker, if they want to learn another language, the degree of difficulty depends on many factors. So, which language is the most difficult to learn for them? And which language can learn a fluency in less than a year? Please find out through Infographic below.