World Stocks Now Up For 2018

LONDON (Reuters) - World stocks hit a three-week high on Thursday and turned positive for the year as rising oil prices gave energy firms a shot in the arm that countered the effects of increased political uncertainty. Brent crude rose to another 3-1/2 year high of $77.89 overnight amid fears of supply disruptions after President Donald Trump withdrew the United States from a nuclear accord with Iran and ordered sanctions to be reimposed.