Although nobody is saying as much, it really could threaten the existence of the Islamic Republic.

BBC: Reporters' log: Iran's upheaval

Involvement in two dozen new electronic trading ventures could put Goldman at the center of a new financial world--and someday may even threaten the existence of the floor traders and securities salesmen that made Goldman great.

FORBES: Fear, Greed And Technology

We will continue to work with our ally in ensuring we can do whatever is possible to assist them in their fight against those extremists that, again, not just threaten us, but threaten the existence of their own government in Pakistan.

WHITEHOUSE: Press Briefing

E-communications provide some hope of keeping at bay all the forces which threaten the existence of diasporas, especially small ones: assimilation (seen in the decline of once-mighty tongues like Yiddish and Latino) and the danger of irrelevance as the world moves on.

ECONOMIST: Diasporas

The latest influx of litigation will only threaten the further existence of the fledgling league.

FORBES: Seventy-Eight Football Players File Lawsuit Against United Football League

For the conservative politicians who came to power after the last presidential election in 2009, the ongoing confrontation with the West over Iran's nuclear ambitions is becoming so serious they fear it could threaten the very existence of the Islamic Republic.

BBC: Iran's nuclear ambitions stalk presidential election

What irks Dr Rivalan is that such sudden jumps in demand threaten the very existence of species that the bans are supposed to protect.

ECONOMIST: Protecting endangered species less could help save them

Yet no external enemy or group of enemies has the military power to threaten the American way of life or our existence.

FORBES: Magazine Article

He said scientists have identified 95% of asteroids more than a half-mile in diameter -- the kind that threaten human existence if they strike Earth, like the six-mile-wide one believed to have wiped out dinosaurs 65 million years ago -- and found none on a collision course with the planet.

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