Israel will take "whatever action is necessary" to defend its citizens from Palestinian rocket attacks, Prime Minister Benjamin Netanyahu said on Thursday as Gaza's Hamas rulers noted that the current conflict “will shorten the era of occupation.”

Netanyahu's remarks at a televised press conference in Tel Aviv came after Israel carried out 24 hours of air strikes on Gaza, killing 15 Palestinians, at least seven of them Hamas militants.

Free Patriotic Movement leader MP Michel Aoun demanded on Tuesday that whoever sparked Sunday's unrest in the southern city of Sidon be arrested.

He said after the Change and Reform bloc's weekly meeting: “Whoever created the instability should not be allowed to roam free.”

Damascus on Thursday lashed out at Arab League chief Nabil al-Arabi, saying he has “submitted his credentials to states and terrorist organizations that are seeking to destroy Syria.”

“Arabi is hallucinating about changing the political system of a founding state of the Arab League and he's only an employee who works for its states,” Syria's foreign ministry spokesman Jihad Maqdisi said.

U.S. President Barack Obama said late Tuesday the American people have "picked ourselves up" and fought back during tough economic times, declaring after winning re-election that the "best is yet to come."

"In this election, you, the American people, reminded us that while our road has been hard, while our journey has been long, we have picked ourselves up, we have fought our way back," Obama said at a triumphant victory party in Chicago.

Free Patriotic Movement leader MP Michel Aoun criticized on Tuesday the March 14 camp's decision to boycott government work and national dialogue, blaming it for the repercussions of its actions.

He said after the Change and Reform bloc's weekly meeting: “Why are they carrying out the boycott? I do not understand. There is no need for dialogue now and the March 14 MPs should resign if they want to boycott parliament.”

A border clash between Lebanese security forces and a group of armed men crossing illegally into eastern Lebanon, left one dead, a security source and the National News Agency reported Thursday.

At 5:15 am a group of armed men drove their pick-up truck across the Syrian-Lebanese border near the town of Arsal in the eastern Bekaa valley, sparking a firefight, the official told Agence France Presse.

Lebanese Forces leader Samir Geagea on Wednesday announced that “the era of settlements with the other camp is over,” noting that Prime Minister Najib Miqati's government “represents the killers.”

“We want to stop the killing machine that is targeting us. Assassinations have become a trivial thing and unfortunately some officials are calling for dialogue as if nothing happened,” said Geagea in an interview on Future television.

Special Tribunal for Lebanon Pre-Trial Judge Daniel Fransen has confirmed a request by STL Prosecutor Norman Farrell to amend the indictment, the tribunal announced in a Twitter message on Monday.

“The Prosecution will now have to update the indictment, which was confirmed in June 2011,” it said.

Progressive Socialist Party leader MP Walid Jumblat on Thursday criticized the March 14 forces over the clashes that followed the funeral of slain Intelligence Bureau chief Maj. Gen. Wissam al-Hasan, noting that he will remain in the centrist camp together with President Michel Suleiman and that he would accept any solution that spares the country political vacuum.

“Wissam al-Hasan was the good guardian of the Lebanese state, but it was a major mistake to give Wissam al-Hasan a sectarian color after his assassination. Unfortunately, instead of organizing a decent farewell, the funeral ended with chaos,” said Jumblat in an interview on LBCI television.

The Appeals Chamber of the U.N.-backed Special Tribunal for Lebanon probing ex-PM Rafik Hariri's murder has unanimously dismissed Defense challenges to the Tribunal’s legality, the STL said in a statement on Wednesday.

Defense counsel for the four accused had challenged, before the Trial Chamber, the legality of the Tribunal, arguing that it violates Lebanese sovereignty and that it has selective jurisdiction and no authority to try the accused.