European stocks slipped, as early gains evaporated while lockdown restrictions are being lifted across the globe.
The German DAX DAX, -0.95% fell 0.4% and the U.K. FTSE 100 UKX, -0.32%, after a three-day break, also fell 0.4%.
Worldwide there has been a pickup in new virus cases, notably in Africa, Brazil and Russia. South Korea has seen a new cluster linked to nightclubs.
At the same time, there was more evidence of economies opening up with U.K. Prime Minister Boris Johnson on Sunday announcing a relaxation of restrictions and Shanghai Disneyland reopening to mask-wearing visitors.
EasyJet EZJ, -7.83% fell 9.1% and International Consolidated Airlines Group IAG, -3.52% dropped 3.9% as the U.K. government discussed over the weekend a 14-night quarantine on incoming travelers. Airlines U.K., a trade body, said it has been told the quarantine will start at the end of the month. Analysts at Citi said both airlines may have to raise fresh capital.
The Bank of Ireland BIRG, -15.82% fell over 6% as the lender swung to a first-quarter loss before tax of €241 million.
Futures on the Dow Jones Industrial Average YM00, -1.07% fell 101 points.