Just 38 percent of Americans under age 30 have solid trust, confidence in the U.S. military, the survey found.
The "exceptionally informal" president is continuing a political trend that started over a century ago, according to experts.
"We are far from being rational decision-makers."
Most countries are more confident in Russian President Vladimir Putin's leadership than President Donald Trump's, including key U.S. allies.
Mariano Rajoy expected to be confirmed as prime minister, ending months of political instability following two inconclusive elections.
Even the people rooting for Clinton are willing to call Trump the winner when he lies with bravado.
Spain has been deadlocked politically with the inability to forge a coalition delaying investments and appointments.
The majority of British consumers expect the economic situation to worsen in the next year.