India, April 10 -- Oil prices resumed losses on Thursday after rebounding from a four-year low in the previous session.

Benchmark Brent crude futures tumbled a little over 3 percent to $63.49 in European trade as investors fretted about abrupt shifts in U.S. tariff policy. WTI crude futures were down 2.6 percent at $60.72.

Demand concerns weighed on oil prices as trade tensions escalated between the U.S. and China.

On Wednesday, U.S. President Donald Trump announced a 90-day pause on tariffs for all countries but raised taxes on Chinese imports from 104 percent to 125 percent in an effort to isolate Beijing on the issue.

In a post on his social media account, Trump said that China has a lack of respect to the world's markets and that at...