The Shia-Sunni fault line, with Syria currently at its epicentre, is certainly contributing, he notes.
Did Israel really need the Americans on the border to make a deal with Syria?
Meanwhile, Israeli officials have warned that Europe should be "very careful in its relationship with Syria".
The suspect was detained in Hatay province, near Turkey's border with Syria, Gov. Celalettin Lekesiz said.
Over the past 22 months, fighting has frequently spilled over Turkey's 900-kilometer (560-mile) border with Syria.
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The Olmert government announced last week that tensions along Israel's border with Syria have decreased markedly.
While getting tough with Syria, Mr Bush appears to be softening his stance towards the Palestinians.
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Barak and Olmert proclaim that war with Syria which seemed imminent in July has been successfully averted.
But many, probably most, would reluctantly agree to leave if a land-for-peace deal with Syria were available.
Mr Kahalani's concern is to divorce the Lebanese debate from the broader question of peace with Syria.
Members of Jarrah's family live near Lebanon's border with Syria and appear to be affluent and well educated.
Egypt's Mubarak even speculated that a successful deal on Hebron could clear the way for talks with Syria.
Kofi Annan, the special envoy on Syria, voiced frustration Saturday with Syria's defiance of his United Nations-backed peace mission.
Russia, which historically has had close ties with Syria, has blocked tough action against the government in the U.N.
The King Abdullah camp, near Jordan's northern border with Syria, is one of the smaller camps in the country.
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The U.S. hopes important talks with Syria will resume in February or March.
American pressure on the Gulf states is likely to rein in the more enthusiastic displays of solidarity with Syria.
Sticking with Syria, you said yesterday that international action is needed before the situation in Syria becomes too chaotic.
However important peace with Syria, regional stability still depends on an Israeli-Palestinian settlement.
Jacques Chirac broke off ties with Syria after the assassination in 2005 of Rafik Hariri, a former Lebanese prime minister.
Turkey has also sought closer relations with Syria and has publicly sparred with Israel over its policies in the Palestinian territories.
Cirincione says some in Israel as well are also using the air strike story to affect possible future talks with Syria.
With Syria disintegrating, Tunisia holding landmark elections and Egypt sputtering along unconvincingly, the attentions of the international community are understandably divided.
With Rabin's death, the prospects for improved relations with Syria and Lebanon, considered the next phase in the peace process, have dimmed.
While Western countries have criticized Russia for its arms trade with Syria, Russia has insisted it is not propping up al-Assad's regime.
The prognosis after that is less sanguine, especially if there is no deal with Syria and the pull-back is carried out unilaterally.
When it held power, the Labour Party negotiated fitfully with Syria but Mr Netanyahu has not attempted to get the talks restarted.
Other cabinet members besides the science minister would like to see the army leave south Lebanon, even without an agreement with Syria.
Russia has strong ties with Syria and has vetoed foreign intervention calls.
Should Turkey go to war with Syria, it can entitled to call for support from fellow NATO, including the United States.
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