Equity markets also received support from rising energy shares on Tuesday, after international benchmark Brent crude jumped to its highest level since Nov. 1.

Oil prices soared after the U.S. announced the end of six months of waivers that allowed Iran’s eight biggest buyers to continue importing limited volumes of Iranian oil.

In corporate news, AT&T, Biogen, Boeing and Caterpillar are among the major companies expected to publish their latest quarterly results before the opening bell.

Facebook, Microsoft, PayPal, Tesla Motors and Visa are all set to release their latest quarterly figures after market close.

— CNBC’s
Fred Imbert
contributed to this report.



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