Wall Street traders and investors have been sent to the brink over the past week by President Donald Trump's tariff policy, scrambling to figure out strategies and calming clients as trillions were wiped off stock market values.

A bear market is a term used by Wall Street when an index such as the S & P 500 or the Dow Jones Industrial Average has fallen 20% or more from a recent high for a sustained period of time.

The financial titans who backed Trump are now dealing with the fallout from his tariffs. They spent the weekend surveying the damage of last week’s major sell-off.

Wall Street bosses are girding for Europe to sideline American investment banks in response to the tariff war unleashed by U.S. President Donald Trump, fearing client boycotts and in a worst-case scenario,

BlackRock CEO Larry Fink said most other Wall Street leaders he talks to believe the U.S. is already in a recession, but called the moment a "buying opportunity"

Stocks are rising on Wall Street and around the world to recover some of the historic losses since last week when President Trump announced sharp increases in taxes on goods imported to the US.

Wall Street leaders issued warnings on U.S. tariffs, with JPMorgan Chase CEO Jamie Dimon saying they could have lasting negative consequences, while fund manager Bill Ackman said they could lead to an "economic nuclear winter.