Pound slips ahead of election amid contradicting polls, while South African rand slumps as country enters recession.
The Nikkei's historic rally was slowed during midday trading hours.
Decision by several Saudi-led Middle Eastern nations to sever ties with Doha sent oil futures tumbling.
New Guardian/ISM puts Theresa May firmly in the lead to win the general election.
The Shanghai Composite and the S&P/ASX fell by 0.65% and 0.66% respectively.
In 2017, America's fastest-growing metropolitan area is way more than just an oil and gas hub.
Dollar tumbles after US jobs report falls unexpectedly short of forecast.
Brent Crude falling by around 2% weighs on mid-session record.
The Nikkei crossed the 20,000 mark for the first time in 18 months.
The weak pound underpinned higher export orders lifting manufacturing production.
Lower demand and technical correction took a heavy toll on the precious metal in Asian and European trading.
A week before UK polling day, pollsters' findings are not in alignment on the gap between Conservatives and Labour.
The move, which is part of a strategic review, would see the bank sell most of its stake in Barclays Africa Group.
The Nikkei surged over the 1% mark while the Shanghai Composite declined by 0.51%.
Uptick in Libyan production and rising number of US rigs spooks oil futures market.