• Any threat to a person, group, or nation
  • Any defense that needs to be taken to avoid that threat
  • General need for greater security
  • Anything about the border
  • Securing the border with a fence or wall
  • “Crossings” or “illegal crossings” (referring to borders)
  • Terrorism or risk of immigrants being terrorists
  • Invasions or descriptions of immigrants as invaders
  • Open (door) or (un)controlled immigration (also policy)
  • Death threats or other violent threats