/ˈækt əv əˈɡrɛʃən/ – Pharse
Definition: hành vi xâm lược;
A more thorough explanation: An “act of aggression” refers to a deliberate and unjustified use of force or threat of force by one nation against another, in violation of international law. It can include military attacks, invasions, or other hostile actions that are intended to harm or intimidate another country.
Example: The country’s act of aggression towards its neighboring nation violated international law.