What does the word aggression mean?

Usage examples for aggression

  1. The Northern military faction, which controlled the Peking Government, was completely dependent upon Japan, and could do nothing to resist Japanese aggression. – The Problem of China by Bertrand Russell
  2. The occupation of Amelia Island was not an act of aggression but a necessary measure for the protection of commerce- American commerce, the commerce of other nations, the commerce of Spain itself. – Jefferson and his Colleagues A Chronicle of the Virginia Dynasty, Volume 15 In The Chronicles Of America Series by Allen Johnson
  3. Samoa, the most important group still independent, and one immediately threatened with aggression, was chosen for the scene of action. – The Works of Robert Louis Stevenson - Swanston Edition Vol. 17 (of 25) by Robert Louis Stevenson Other: Andrew Lang