U.S. Stocks sank on Friday due to geopolitical tensions from the ongoing conflict between U.S. and Iran. The Dow Jones Industrial Average and S&P 500 Index had their worst performance days in over a month. Meanwhile, oil and gold prices increased as investors question how a war between the U.S. and Iran could impact markets.

Here's how the markets settled at the end of the week:

S&P 500 Index (SPY  ): -0.71% or -23 points

Dow Jones Industrial Average (DIA  ): -0.81% or -233.92 points

Nasdaq Composite Index (QQQ  ): -0.79% or -71.42 points

The United States announced late Thursday that the government had launched an airstrike that had killed top Iranian Major General Qassem Soleimani. President Donald Trump later addressed the U.S. on Friday, stating that the drone strike was to stop a war, not start one Nonetheless, stock futures lowered today and less risky investments like gold surged. Financial stocks were one of the worst sectors impacted has the conflict between the nations brought uncertainty into the 2020 outlook. Large U.S. banks like Bank of America (BAC  ), Citigroup (C  ), JPMorgan Chase (JPM  ), Wells Fargo (WFC  ), Goldman Sachs (GS  ) and Morgan Stanley (MS  ) all took a dive Friday.

In U.S. Economic News, the Institute for Supply Management's December 2019 Manufacturing PMI report dropped to 47.2%, which is the PMI's lowest reading since June 2009. December was the sectors fifth straight month of contraction.

In Stock Sector News, all but Real Estate +0.81% and Utilities +0.11% plunged into the red on Friday. The sectors that had share losses on Friday include Material -1.62%, Financials -1.10%, Information Technology -1.06%, Consumer Discretionary -0.85%, Health Care -0.85%, Communication Services -0.55%, Energy -0.34%, Consumer Staples -0.17% and Industrials -0.12%.

Lastly, in Commodity and Currency News, crude oil prices exploded upward Friday has market participates grow concerned over the future of the conflict between the U.S. and Iran. West Texas Intermediate increased over +3% and Brent Crude soared +3.45%. Crude prices are projected to reach and maintain $70 per barrel, but may even increase to $80. Gold also had a large increase, with the metal's price surging over +2.6%. The commodity is near its 6-year high as investors flock to this more stable stock. Finally, the U.S. Dollar also got a punch up today, with the DXY Index increasing +0.10%.