"North Korea is continuing to provoke," Credit Agricole FX strategist Manuel Oliveri told Reuters. "It is a bit more important as it came ahead of the G20 meeting this week."
Shares of J Sainsbury gained 0.3 per cent in London after the British supermarket chain that completed its takeover of Argos last year, posted better-than-expected like-for-like retail sales in the first quarter.
Retail like-for-like sales rose 2.3 per cent, excluding fuel, in the 16 weeks to July 1, Sainsbury said in a statement.
"We have delivered a strong performance, driven by our differentiated strategy, offering customers quality, value and choice across food, general merchandise, clothing and financial services," Mike Coupe, group chief executive, said in a statement.
"We have seen strong food sales where we have invested in product innovation, such as our new summer eating ranges," Coupe noted. "Our produce category, where we know quality matters most to customers, performed particularly well, outperforming the market."
Coupe cautioned as well, saying "the market is competitive and we continue to manage cost price pressures closely."
On Wednesday the US Federal Reserve will release the minutes from its June meeting, during which it decided to raise its key interest rate, while the central bank will release its monetary policy report to Congress on Friday.