When asked which world leader was the greater threat to world security, 64 percent of respondents chose US President Donald Trump over his Russian counterpart, Vladimir Putin. That’s according to a YouGov poll published on the eve of Trump’s meeting with Putin in Helsinki. And the German antipathy toward Trump doesn’t end there: 56 percent of respondents thought that Putin was more competent than Trump, with only 5 percent preferring the latter on that score. Thirty-six percent of Germans find Putin more likable than Trump, while 6 percent say the opposite — although most respondents refused to indicate a preference...