The twenty-first century refers to the current century in the Gregorian calendar, beginning on January 1, 2001, and ending on December 31, 2100. This period is characterized by rapid advancements in technology, global interconnectedness, and significant social, political, and economic changes. It has also seen a rise in resistance movements against globalization as communities strive to maintain their cultural identities and address inequalities exacerbated by global integration.