Billionaire Democrat launches 2020 White House bid
Democrat proposes war tax on affluent US families without military members
Biden offers anti-Trump theme: Stop fighting and 'start fixing'
Biden's rise in 2020 race catches Trump's eye, unnerves his allies
2020 spouses eye new title: First Gentleman
In US presidential race, how old is too old?
Court refuses to defer by-election
Candidate calls for better freedom of speech
Five candidates apply on 5th day of nomination
