Us Presidential Election

President Obama has officially endorsed Hillary Clinton as the Democratic Party presidential nominee.

Hillary Clinton is hoping to claim victory in the race for the Democratic presidential nomination after six states have finished holding primaries today.

Hillary Clinton has reached the number of delegates needed to clinch the Democratic presidential nomination, according to media reports.

Donald Trump's defunct investment school pushed students to sign up for expensive courses, with Hillary Clinton describing the venture as a "fraudulent scheme".

ANALYSIS: As the US presidential election primaries wind down, Phil Smith decodes the polls for the main event.

US Republican presidential candidate Donald Trump has reached the number of delegates needed to secure the party's presidential nomination, AP has reported.

A state department inquiry has accused Hillary Clinton and other former US secretaries of state of poorly managing email security.

US Democratic presidential candidate Hillary Clinton has said her primary race against Bernie Sanders is effectively over.

Donald Trump says a pact formed by his two rivals for the Republican presidential crown is a desperate act. Audio

ANALYSIS: It's possible that Donald Trump has decided he would actually like to win, writes Phil Smith.

Republican Donald Trump has said the party's leaders do not want him to win the US presidential nomination.

Republican presidential hopeful Donald Trump says he would stop cash sent home by US-based Mexicans until the country pays for a border wall.

Republican presidential hopeful Ted Cruz has asked his campaign spokesman to resign after the staffer promoted a doctored video of rival Marco Rubio.