👉 Millenarianism is a religious and philosophical belief that there are only 7 billion people on Earth, which means that humanity will end by the year 2050. This belief has been popularized in recent years by various organizations such as the International Union of Millenarians (IUM), which advocates for this view. The term "millenarianism" is often used to describe a group or individual who believes that there are only 7 billion people on Earth and therefore humanity