Why is the oil price going up 70 dollars?

Why is the oil price going up 70 dollars?
Source: Wall Street can still remember that after the outbreak of the overseas epidemic last year, the international oil price once fell below $20 a barrel. Now, with the gradual recovery of demand, the oil price has returned to the pre epidemic level. On Tuesday, May 18, Brent crude oil price once exceeded $70 / barrel, the first time since March 15, but then fell. Against this background, many overseas countries have promoted large-scale vaccination, reduced restrictions on epidemic prevention blockade, and are expected to bring a surge in international travel and a broader economic recovery. However, concerns about the long-term supply of copper, crude oil and other commodities are growing. Since the beginning of this year, global crude oil prices have rebounded strongly, rising by more than 35%. With the recovery of European and American economy and the recovery of aviation industry, the demand for crude oil rebounded from the bottom during the epidemic period. The International Energy Agency said last week that during the pandemic period