Oil prices rose more than 5% this morning on the international market.

At 8:35 am (Brasilia time) this Monday (20), the May contract of WTI crude oil showed a significant increase of 5.90% in New York Mercantile Exchange (Nymex), quoted at US$ 88.80/barrel. The June contract for the Brent It advanced 5.02% in Intercontinental Exchange (ICE), trading at US$ 94.92/barrel.

In the last session (17), the energy commodity ended down 11.45% on the Nymex, at US$ 83.85/barrel, and fell 9.06% on the ICE, to US$ 90.38/barrel. For the week, the contracts accumulated losses of 14.5% and 5.06%, respectively. 

This morning, prices were driven by market fears of a possible breakdown in the ceasefire agreement between the United States and the Iran, after Washington to seize an Iranian cargo ship.

In response, Iran declared it would retaliate against the US measure, but did not specify what course of action would be taken. The Ayatollah's administration Mojtaba Khamenei continues to partially block the circulation of vessels through Strait of Hormuz and announced that will not participate in a second round of negotiations with the USA.

This text was translated by machine from Brazilian Portuguese.