Oil prices are rising again amid renewed hostilities in the Middle East.

Accordingly, Brent crude oil futures for November delivery were at $90.46 per barrel on the ICE Futures stock exchange in London, up $2.36 (2.68%) from the previous trading day's close. On Friday, they had fallen $0.42 (0.47%) to $87.1 per barrel.

And WTI crude oil futures for October delivery rose $2.21 (2.65%) to $85.61 per barrel in online trading on the New York Mercantile Exchange (NYMEX). On the previous trading day, they had dropped $0.13 (0.16%) to $83.4 per barrel.