Reuters World News Summary

Following is a summary of current world news briefs.

Macri vows to win second term after Argentine peso crashes on primary results

Argentine President Mauricio Macri vowed on Monday to win a second term despite a surprisingly strong performance by the opposition in the primary election that set off a shockwave through markets, crashing the peso currency and sending stocks and bonds tumbling. Macri said he would "reverse" the result of Sunday's primary, but acknowledged that a weaker peso triggered by the surge in support for Peronist opposition candidate Alberto Fernandez and his running mate former President Cristina Fernandez would fuel inflation.

Italy parties meet as Salvini's election bid meets resistance

Italian parties were due to meet on Monday to decide whether to reconvene parliament immediately, with signs that some are trying to thwart far right League leader Matteo Salvini's attempt to force a new election. Salvini, now deputy prime minister in a year-old coalition with the anti-establishment 5-Star party, declared last week the governing alliance had become unworkable and he wanted elections as soon as October.

British warship sets sail for tanker escort mission in Gulf

British warship HMS Kent set sail for the Gulf on Monday to join a U.S.-led mission protecting commercial shipping vessels in the region amid heightened political tension between the West and Iran. Britain has joined the United States in a maritime security mission in the Gulf to protect merchant vessels.

Saudi rallies around exiled Yemen leader after UAE-backed separatists seize Aden

Saudi Arabia threw its weight behind Yemen's exiled president, as UAE-backed southern separatists who took over the port of Aden held strong against Riyadh's calls to vacate government sites. An alliance of Sunni Arab states led by Riyadh has fractured after more than four years fighting on behalf of an ousted Yemeni government against the Iran-aligned, Shi'ite-led Houthi movement that controls the capital and most populous areas.

Trump adviser Bolton: U.S. would enthusiastically support a UK choice for no-deal Brexit

The United States would enthusiastically support a no-deal Brexit if that is what the British government decided to do, U.S. national security adviser John Bolton said on Monday during a visit to London aimed at reassuring Britain over UK-U.S. ties. Bolton told British Prime Minister Boris Johnson that President Donald Trump wants to see a successful British exit from the European Union on Oct. 31 and that Washington will be ready to work fast on a U.S.-UK free trade agreement.

Norway mosque shooting suspect appears in court with wounded face

The man suspected of shooting at people inside a Norwegian mosque on Saturday, and of killing his Chinese-born stepsister, appeared in court on Monday with black eyes and wounds on his face and neck. A judge gave police permission to hold 21-year-old Philip Manshaus in custody for an initial four weeks while he is investigated on suspicion of murder and breach of anti-terrorism law, the court's ruling later showed.

Venezuela pro-government legislature holds session, may disband opposition congress

Venezuela's pro-government legislature holds a session on Monday amid accusations it is planning to disband the opposition-run parliament and convene early legislative elections, potentially escalating the country's political crisis. Opposition leader Juan Guaido on Sunday said the Constituent Assembly would make the decision during a Monday session, after President Nicolas Maduro called for an "offensive" against congress.

Hong Kong's airport reopens on Tuesday after unprecedented closure

Hong Kong's airport reopened on Tuesday but its administrator warned that flight movements would still be affected, after China said widespread anti-government protests that halted flights a day earlier showed "sprouts of terrorism". The notice was published on the Hong Kong International Airport's official mobile app at 6 a.m. (2200 GMT Monday). The airport, one of the world's busiest, blamed demonstrators for halting flights on Monday.

Class dismissed: Surge in arrests of foreign teachers in China

Arrests and deportations of foreign teachers in China have soared this year, lawyers, schools and teachers say, amid a broad crackdown defined by new police tactics and Beijing's push for a "cleaner", more patriotic education system. Four law firms told Reuters that requests for representation involving foreign teachers had surged in the past six months by between four and tenfold, while teachers and schools confirmed arrests and temporary detentions for minor crimes had become commonplace.

U.S. turning Gulf region into 'tinderbox': Iran's Zarif

Iranian Foreign Minister Mohammad Javad Zarif accused the United States on Monday of turning the Gulf region into a "matchbox ready to ignite", according to Al Jazeera television. Oil tanker traffic passing through the Gulf via the Strait of Hormuz has become the focus of a U.S.-Iranian standoff since Washington pulled out of an international nuclear deal with Iran and reimposed sanctions to strangle Tehran's oil exports.