Vladimir Putin has praised Donald Trump for "keenly" gauging public sentiment in order to win the US election, and denied White House claims that Russia had meddled with the vote.

President Barack Obama has ordered a review of the email hacking that rattled the US presidential campaign, according to a White House official.

The American Horror Story that was Clinton's email gaffe comes to a comical end.

The re-opened controversy facing the Hillary Clinton campaign over emails has unsettled markets, but will not blow them off course in the next few days, a leading markets commentator and trader has predicted.

Hillary Clinton's campaign has put pressure on FBI Director James Comey to release more details about the emails he says could be related to the investigation into her use of a private email server.

Allies of Hillary Clinton felt threatened by the power of Senator Bernie Sanders' candidacy and wondered about getting some signal of support from President Barack Obama in the heat of the Democratic primaries, according to leaked emails.

A search of thousands of emails recovered during the FBI's investigation into Hillary Clinton's use of a private email server has produced one previously unreleased message related to the 2012 attack on a US diplomatic compound in Benghazi, Libya.

In a rare step, the FBI on Friday published scores of pages about confidential interviews with Hillary Clinton and others from its recently closed investigation into the former secretary of state's use of a private email server.

Republicans stepped up their attacks on Monday on former US secretary of state Hillary Clinton's use of a private email server and pointed to newly released messages to allege that foreign donors to the Democratic presidential nominee's family charity got preferential treatment from her department.

Hillary Clinton has been ordered by a US federal judge to answer questions in writing from a conservative legal advocacy group about her use of a private email server during her tenure as secretary of state.

Republican US presidential nominee Donald Trump has made an extraordinary plea for a foreign power to locate the 30,000 missing emails from Hillary Clinton's private email server, saying they would reveal "some beauties".

Hillary Clinton's lawyer has said it would be "futile" for a federal judge to order the former secretary of state to answer questions under oath about her use of a private email server.

The US State Department has reopened an internal investigation of possible mishandling of classified information by Hillary Clinton and senior aides.

The FBI will not recommend criminal charges in its investigation into Hillary Clinton's use of a private email server while US secretary of state, the agency's director has said.

Russia-linked hackers tried at least five times to trick Hillary Clinton into infecting her computer systems while she was US secretary of state, newly-released emails show.

Hillary Clinton has given in to months of demands that she relinquish the personal email server she used while she was US secretary of state.

Trying to get her presidential campaign back on track, Hillary Clinton says she should have used a government email address while working as the nation’s top diplomat instead of a private one. The admission sought to quell a political furore some Democratic allies say she could no longer avoid.

The US government is set to examine thousands of Hillary Clinton’s emails for public release – and for possible security lapses – after revelations she used a private account to conduct official business as secretary of state, a senior official said.

A file is to be sent to the Director of Public Prosecutions in relation to a man accused of allegedly sending a raft of depraved emails to hugely-popular RTÉ newsreader Sharon Ní Bheoláin.