/tə əˈsjuːm ˈpaʊər/ – Phrase
Definition: nắm chính quyền.
A more thorough explanation: “To assume power” in legal terms refers to the act of taking control or authority over a position, office, or government role, typically following a legal process or in accordance with established procedures. It may involve officially assuming the responsibilities and decision-making authority associated with a particular position of power or leadership.
Example: After the sudden resignation of the CEO, the board of directors had to assume power and make decisions on behalf of the company.