With guerrillas waging war on Colombia's vital oil industry, the authorities are fighting back with a new strategy that relies on economic tools like setting bounty for rebels and freezing assets of extortion targets.

But by silencing urban professionals, said Brig. Gen. Mark Kimmitt, a spokesman for the occupation forces, the guerrillas are waging war on Iraq's fledgling institutions and progress itself.

The guerrillas have been waging war for 28 years with recently mounting successes against the Soviet-backed Ethiopian Government.

Although Brezhnev was convinced in 1979 that the Soviet war in Afghanistan would be brief, Muslim guerrillas, aided by the US and other countries, waged a fierce resistance against the invasion.

The Communist guerrillas have been waging a 21-year revolt to establish a socialist state.

The guerrillas, who proclaimed themselves anti-Communists, waged a scorched-earth war aimed at destroying any sign of Government-sponsored progress.

On the mean streets of this crowded, depressed Kurdish city, the war that insurgent guerrillas are waging against the Turkish Army is the great unspoken topic.

The guerrillas have for 12 years been waging a war against the Mozambican Government.

After the overthrow of Imperial Russia in 1917, guerrillas throughout Central Asia, known as basmachi, waged a war against Bolshevik armies in a futile attempt to maintain independence.

The House has already passed a similar measure, which would only restore aid if the guerrillas refused to take part in peace talks or waged an offensive that endangered the Government's survival.