Mauritanians voted Saturday for a new president, in what could be the first democratic transfer of power in the West African country but with the opposition complaining of "worrying signs" of election irregularities.

North Korea's state-run media has reported that the country's leader Kim Jong Un received a personal letter from US President Donald Trump.

Russia's government on Saturday banned Georgian airlines from flying into its territory, extending restrictions imposed by President Vladimir Putin as part of growing tensions between Moscow and its ex-Soviet neighbour. Putin had signed a decree late Friday banning Russian airlines from flying to pro-Western Georgia from July 8 in response to anti-Moscow rallies in the Georgian capital Tbilisi.

Hundreds of people gathered in Imphal, northeastern India, to remember those who died in one of the fiercest battles of World War Two.

China's Foreign Ministry has confirmed that President Xi Jinping will visit Japan this week. Officials say Xi will be in the country from Thursday to Saturday at the invitation of Japanese Prime Minister Shinzo Abe.

Thousands of young people have surrounded the police headquarters in central Hong Kong to protest the suppression of rallies against an extradition bill.