No there's no requirement for it to be capitalized.
In general, "country music" is not capitalized unless it is part of a title or a specific name. For example, you would write "I enjoy country music," but "I attended the Country Music Awards." Therefore, "country" remains lowercase in standard usage.
Not generally, and it can look quite pretentious if you do.
It's a proper noun, so the first letter should be capitalized. Whether it should be written as "the Beatles" or "The Beatles" is hotly debated!
country music
Country music, pop, and rock
No they are not capitalized. When referring to school subjects, only those that are languages should be capitalized.
It should be capitalized when it forms part of a country name.
Yes, "Sopranos" should be capitalized when referring to the musical term or vocal range in music.
No, genres of music are typically not capitalized unless they are derived from proper nouns (e.g., "Latin music" or "African jazz").
Yes, "Taiwan" should be capitalized as it is a proper noun referring to the country or region.
No.
It should only be capitalized if it is part of an official name of a country.
In general, "country music" is not capitalized unless it is part of a title or a specific name. For example, you would write "I enjoy country music," but "I attended the Country Music Awards." Therefore, "country" remains lowercase in standard usage.
Yes, "Big Band" music should be capitalized as it is a proper noun referring to a specific genre of music characterized by large ensembles typically composed of brass, woodwind, and rhythm sections.
Frenchmen should always be capitalized.
Yes, "Jazz" should be capitalized because it is a proper noun referring to a specific genre of music.
You should probably spell Colombia correctly.