Belligerent (or warring) nations.    From Wordnet, Princeton University. 

Think long and hard if all the in party warring is worth that.    From Wordnik.com.  [Pelosi: Obama is the nominee] Reference

By June 1917 the office had sent nearly 800,000 communiqués to families in warring countries.    From Wordnik.com.  [The Red Cross: Three-Time Recipient of the Peace Prize] Reference

"Blessed Danann-" he gasped in a horse whisper, his expression warring between relief and pain.    From Wordnik.com.  [Knight Of Ghosts And Shadows]

A town, not in warring against one man or a company in open fight.    From Wordnik.com.  [Commentary Critical and Explanatory on the Whole Bible] Reference

He called warring leaders from Rajasthan to Delhi and ended their meeting only after ensuring a truce.    From Wordnik.com.  [Hindustan Times News Feeds 'Views'] Reference

I would suspect war crimes have to be perpetrated on the side you are "warring" against.    From Wordnik.com.  [The Young Turks] Reference

These two "warring" friends subscribe to the power of publicity, so this challenge comes as no surprise.    From Wordnik.com.  [SARA - Southeast Asian RSS Aggregator] Reference

In it he places on an equal footing the two so-called warring factions in the Angolan civil war, "Cadete said on state-run radio.    From Wordnik.com.  [ANC Daily News Briefing] Reference

CAGE: Roll call warring Tuesday, September 11th.    From Wordnik.com.  [CNN Transcript May 17, 2006] Reference

But these are differences of degree, not warring absolutes.    From Wordnik.com.  [Here Come The Justices] Reference

We have no quarrel with the Albanians, only with warring extremists.    From Wordnik.com.  [A Milosevic In Moscow] Reference

Nor do the Palestinians have a leadership that unites its warring factions.    From Wordnik.com.  [Holding Pattern] Reference

If the person is from warring factions, they must understand civil liberties.    From Wordnik.com.  ['Give Us a Chance to Rebuild'] Reference

Have we really evolved, or are we still a bunch of blockheaded, warring tribes?.    From Wordnik.com.  [The Descent Of Man] Reference

In 1989, the warring parties formally made peace under a Syrian-brokered treaty.    From Wordnik.com.  [NAME OF THE FATHER] Reference

And American commanders have said they won't send troops to separate warring sides.    From Wordnik.com.  [One Step Backward, Two Steps Forward] Reference

But most of the warring factions were too busy jockeying for position to pay much attention.    From Wordnik.com.  [The End Of A Superpower Proxy War] Reference

Instead, the United States hopes to persuade the warring parties to drop their zero-sum game.    From Wordnik.com.  [Logic's War With Passion] Reference

But the prevailing picture is of an agency leaderless and adrift, plagued by warring fiefdoms.    From Wordnik.com.  [Cleaning Up A Messy Bureau] Reference

This minister was saying we won't get investments because we are presented as a warring people.    From Wordnik.com.  [The Voice Of A 'Warrior Nation'] Reference

There is only duty, boredom and, in the anarchy of warring clans, an unknowable quotient of risk.    From Wordnik.com.  [The Home Front: Fears And Farewells] Reference

Since 1993, Mir and the ISS have fought like warring siblings for Russia's dwindling space budget.    From Wordnik.com.  [Warning: Craters Ahead] Reference

Although it went unreported at the time, Aspin also was warring with Lake on another front: Haiti.    From Wordnik.com.  [How Did We Get Here?] Reference

South Korea's warring generations disagree on just about everything having to do with lifestyle and money.    From Wordnik.com.  [The Two Koreas] Reference

For warring, newly proclaimed republics everywhere, the lesson is clear: don't expect anyone to rescue you.    From Wordnik.com.  [The Lessons Of Yugoslavia] Reference

In ancient cultures it was always a constant: danger from the weather, the wild animals, the warring tribes.    From Wordnik.com.  [A Nation's Fear of Flying] Reference

Or that someone will step in and dramatically reconcile the warring factions, thus making the family happy once again.    From Wordnik.com.  [Family Feud] Reference

Forcing a Peace on BosniaAfter 43 months of ethnic war, the warring parties acknowledged that they could not stop the horror.    From Wordnik.com.  [Shipping Out] Reference

At times the warring parties look no better than third-rate Savonarolas baying after second-rate daubers, scribblers and shutterbugs.    From Wordnik.com.  [Fine Art Or Foul?] Reference

The onetime Berkeley leftie tamed warring neighborhood factions and cajoled merchants to chip in for street sweepers and private security.    From Wordnik.com.  [Hollywood, The Sequel] Reference

Coldblooded attacks have killed more than 100 people in the 18 months since the country's warring factions signed a formal peace agreement.    From Wordnik.com.  [Reliving The Nightmare] Reference