Former US Vice President Joe Biden plans to make a widely expected announcement of his candidacy for the presidency in a video on Wednesday, the Atlantic reported on Friday, citing sources close to Biden's top aides.
Moldovans voted in an election on Sunday that is likely to produce a hung parliament, splitting the eastern European country between pro-Western and pro-Russian forces at a time when its relations with the European Union have soured.
Italians went to the polls on Sunday in a vote that could bring political gridlock after an election campaign marked by anger over the listless economy, high unemployment and immigration.
Japanese Prime Minister Shinzo Abe on Monday called a snap election, seeking a fresh term at the helm of the world's third-largest economy as tensions with nearby North Korea reach fever-pitch.
Hillary Clinton secured the Democratic Party's White House nomination, coming back from a stinging defeat in her first presidential run in 2008 to become the first woman to head the ticket of a major party in US history.
Barack Obama expressed hope Wednesday that Bernie Sanders in "the next couple of weeks" will finally concede having lost the Democratic presidential nomination to Hillary Clinton, despite having vowed to fight on through the party's convention next month.