Soft-spoken socialist Jeremy Corbyn is in many ways the antithesis of Donald Trump.
But the British politician — resoundingly reelected leader of the opposition Labor Party on Saturday — is riding the same wave of anti-centrist sentiment that's propelling the brash U.S. Republican presidential candidate.
Both are political outsiders who have unsettled their parties and energized their large fan bases, but who have yet to prove they can win power.
To supporters like Carel Buxton, a retired school principal from London, the 67-year-old longtime leftist Corbyn is “authentic.”
“People in this country are sick to...