Oil prices declined on Thursday, reaching the maximum level in 4 years. According to analysts, oil supplies from Iran by November 4, when the second block of US sanctions against this country is introduced, will fall by about 1 million barrels per day, or almost 2 times compared with the June volume, Dow Jones reports. Nevertheless, the Minister of Energy of Saudi Arabia, Khalid al-Falih, expresses the opinion that the level of oil supply in the world market is currently quite high. By 17:40 Moscow time on Thursday, Brent crude for December delivery fell 68 cents to 85 dollars 61 cents per barrel. The price of November futures for WTI oil fell by 89 cents to 75 dollars 52 cents per barrel.