Sterling made steady gains on most key cross on Friday, appearing nonchalant in its reaction to disappointing UK economic growth data out mid-morning.
Stocks in London drifted to a lower close on Friday as a rise in sterling weighed on blue chips and both UK and US preliminary economic growth data disappointed investors on both sides of the Atlantic.
Economic activity in the States slowed at the start of the year, weighed down by a slowdown in the pace of inventory accumulation, lower public spending and increased imports.
Crude-oil futures are higher on Friday as traders liked reports Russia has complied with Opec output limits, and also on hopes the cartel will extend its production cut pledge.
Consumer sentiment in the US picked up less than expected in April, according to figures from the University of Michigan.
European stocks were seeing some buying interest after data showing inflows into euro area stocks were at their strongest since December 2015 and following the release of several stronger than expected reports on the Eurozone economy, including on money supply dynamics and consumer prices.
Equities in London were punished lower on Thursday as pronounced weakness among mining and oil majors, a US tax-reform hangover, and a bundle of ex-dividend shares all told against the FTSE.
Crude-oil futures slumped more than 2% on Thursday afternoon as a report said two key oilfields in Libya have resumed pumping against a backdrop of rising US shale output and the now chronic global glut.
German chancellor Angela Merkel has warned that British people should not harbour "illusions" about the country's fate in the aftermath of Brexit.