Iran's six presidential hopefuls took part in last-ditch election campaigning Wednesday, hoping to woo the millions of Iranians still undecided between a slew of conservatives and a moderate cleric backed by reformists.

Momentum has built for cleric Hassan Rowhani, a former top nuclear negotiator, after the withdrawal of reformist Mohammad Reza Aref on Tuesday, and the endorsement of two ex-presidents, pro-reform Mohammad Khatami and pragmatist Akbar Hashemi Rafsanjani.

A Libyan court on Wednesday adjourned until August the murder and corruption trial of Moammar Gadhafi's last premier, who allegedly spent billions of dollars trying to buy support during the uprising that ousted the dictator.

Al-Baghdadi al-Mahmoudi, dressed in prison blues, appeared in the Tripoli court accused of "gratuitously killing people" and of "misappropriating public funds" during the 2011 revolt.

Three European activists with radical women's protest group Femen were handed four-month jail sentences by a Tunisian court on Wednesday for staging a topless anti-Islamist demonstration last month, one of their lawyers said.

"The judge condemned the three Femen activists to four months and one day in prison for an attack on public morals and indecency," Souheib Bahri told Agence France Presse.

With no end in sight to Syria's conflict, some refugees in Jordan are offering their daughters for early marriage in the hope of securing them protection as they face growing economic pressure.

Syrian refugee Abu Mohammad says he reluctantly opted to marry off his teenage daughter to a rich 40-year-old Saudi man, hoping to give her a better life and ease his family's financial hardships.

Jordanian journalists demonstrated on Wednesday against a "repressive" government decision to block unlicensed local news websites, as experts voiced alarm over freedom of expression.

"We gathered today to tell King Abdullah II that the government's repressive decision violates the constitution," Nasser Lafi, editor of Busala, or compass, news website, told Agence France Presse.

Russian President Vladimir Putin will fly to Britain a day before next week's G8 summit for talks with David Cameron on the conflict in Syria, the British prime minister announced Wednesday.

The two leaders will meet at Cameron's Downing Street office on Sunday, before heading to Northern Ireland for the summit of Group of Eight nations on Monday and Tuesday.

A young Jordanian man died in hospital on Wednesday after setting himself on fire outside the ministry of social development last week in despair over failing to meet the minister.

"Ahmad Robin, 23, died of severe burns that covered more than 90 percent of his body. We could not help him," Issam Shraideh, director of Amman's Bashir public hospital, told Agence France Presse.

Kuwait's Prime Minister Sheikh Jaber Mubarak al-Sabah landed in Iraq on Wednesday for a surprise one-day visit as the two countries look to cement improving ties and resolve a swathe of long-running disputes.

Sabah was met at Baghdad airport by his Iraqi counterpart Nouri al-Maliki.

Leaders of a growing Palestinian movement to boycott Israel oppose any peace talks, even if they include a long-demanded freeze of Jewish settlements on Palestinian land.

"We have no faith... in the so-called negotiations," said Omar Barghouti, head of the Boycott, Divestment and Sanctions (BDS) movement, which lobbies worldwide for the economic, cultural and academic boycott of Israel.

Austrian troops in the U.N. monitoring force on the Golan Heights began withdrawing on Wednesday, days after Vienna decided to quit the mission over security concerns, an Agence France Presse photographer said.

A group of 20 soldiers entered the Israeli side of the strategic plateau through the Quneitra Crossing, the only direct passage between Israel and Syria, the photographer said.