Authorities fear a second landslide and a disease outbreak are looming at the scene of Papua New Guinea's mass-casualty disaster because of water streams and bodies trapped beneath the tons of debris that swept over a village. Thousands are being told to prepare to evacuate, officials said Tuesday.

A mass of boulders, earth and splintered trees devastated Yambali in the South Pacific nation's remote highlands when a limestone mountainside sheared away Friday. The blanket of debris has become more unstable with recent rain and streams trapped between the ground and rubble, said Serhan Aktoprak, chief of the International Organization for Migration's mission in Papua New Guinea.

Mexicans will vote Sunday in historic elections weighing gender, democracy and populism, as they chart the country's path forward in voting shadowed by cartel violence.

With two women leading the contest, Mexico will likely elect its first female president – a major step in a country long marked by its "macho" culture. The election will also be the biggest in the country's history. More than 20,000 congressional and local positions are up for grabs, according to the National Electoral Institute.

Ukrainian President Volodymyr Zelenskyy on Tuesday received a second $1 billion promise of military aid in as many days for his war with Russia during a whirlwind tour through the European Union.

The pledge for 2024 came from Belgium, which topped up the money with a commitment to give 30 F-16 fighter jets over the next four years.

Iran's parliament re-elected hard-liner Mohammad Bagher Qalibaf on Tuesday as its speaker, reaffirming its hard-right makeup in the wake of a helicopter crash that killed the country's president and foreign minister.

Of 287 lawmakers voting, 198 backed Qalibaf to retain the position he first took in 2021. He initially became speaker following a string of failed presidential bids and 12 years as the leader of Iran's capital city, in which he built onto Tehran's subway and supported the construction of modern high-rises.

A charismatic Armenian cleric spearheading anti-government protests temporarily stepped down from his religious post on Monday to mount a direct challenge to Prime Minister Nikol Pashinyan.

Archbishop Bagrat Galstanyan has roused thousands over the last month to protest against Pashinyan's decision to hand territory that Armenia had controlled since the 1990s back to neighboring Azerbaijan, Yerevan's arch foe.

Ukrainian President Volodymyr Zelensky arrived in Madrid on Monday where he was expected to sign a bilateral security agreement with Spain that will help his country fight its more than two-year war with Russia amid a recent offensive by the Kremlin's forces.

Spain's King Felipe VI met Zelensky at the capital's Barajas airport. The Ukrainian leader was due to hold talks with Prime Minister Pedro Sánchez about what local media reported is a planned 1.1 billion-euro ($1.2 billion) agreement for Spain to supply Ukraine with more weapons.

Russian President Vladimir Putin arrived Sunday in the capital of Uzbekistan where he is to hold talks with President Shavkay Mirziyoyev that are expected to focus on deepening the countries' relations.

Putin laid a wreath at a momument to Uzbekistan's independence in Tashkent and held what the Kremlin said were informal talks with Mirziyoyev. The formal meeting of the presidents is to take place Monday.

Armenia on Monday announced the detentions of more than 200 demonstrators demanding Prime Minister Nikol Pashinyan's resignation over territorial concessions to arch foe and neighbour Azerbaijan.

The interior ministry said "226 citizens were detained for disobeying lawful demands of police" as demonstrators attempted to block streets and roads across Armenia.

It began last month with the arrest of a Russian deputy defense minister. Then the head of the ministry's personnel directorate was hauled into court. This week, two more senior military officials were detained. All face charges of corruption, which they have denied.

The arrests began after President Vladimir Putin began his fifth term and shuffled his ally, longtime Defense Minister Sergei Shoigu, into a new post.

Taiwan tracked dozens of Chinese warplanes and navy vessels off its coast on Friday, the second day of a large military exercise launched by Beijing to show its anger over the self-governing island's inauguration of new leaders who refuse to accept its insistence that Taiwan is part of China.

China has issued elaborate media statements showing Taiwan being surrounded by forces from its military, the People's Liberation Army. A new video on Friday showed animated Chinese forces approaching from all sides and Taiwan being enclosed within a circular target area while simulated missiles hit key population and military targets.