Why did Elvis need to make a comeback?

Elvis Presley needed to make a comeback in the early 1970s due to a decline in his popularity and the changing music landscape, which saw the rise of new rock and pop artists. After a period of focusing on movies rather than his music, his fan base had waned, and he faced criticism for his performances. The 1968 "Comeback Special" on NBC revitalized his career, reminding audiences of his talent and charisma, leading to a successful resurgence in live performances and recordings. This comeback was crucial for re-establishing him as a dominant figure in the music industry.