Coronavirus ' effects, world oil prices drop to the lowest level since 1991

Oil prices in the world stock exchanges dropped by 30 percent, attracting shares and capital markets, as the prospect of a crude oil war hit markets, which were already recovering from the Coronavirus explosion.

The price of crude oil reached the lowest four-year level, marking the largest daily oil decline since the 1991 Gulf War.

The decline in prices markedly affected capital and bond markets, causing the 10-year productivity of the United States Treasury Force to drop by 0.5 percent in a record record record record record record, while American future contracts slipped to 5 percent.

The fall came after Saudi Arabia launched a weekend price fight, following the collapse of its oil-sharing alliance with Russia.

The European oil reference index Brant fell by 29 percent to $33 per barrel, while the American reference West Texas Intermediate contracted 31.8 percent, dropping $28.16 per barrel.