US stock futures tumbled on Wednesday as Wall Street assessed the prospects for trade war after China struck back with an 84% tariff on US goods. China retaliated on Wednesday after the Trump administration delivered on its threat to impose whopping 104% duties on its exports to the US.

The U.S. stock market has gone taken a nosedive since President Donald Trump announced tariffs for many countries around the world. Here's what to know.

It was a roller-coaster day in stocks as panic selling subsided, while President Trump threatened to hit China with a 50% tariff.

US President Donald Trump's latest wave of tariffs has come into force, with imports from China hit by a 104% rate amid an escalating standoff between the world's two biggest economies. Tariffs ranging from 11% to 50% now apply to imports from around 60 US trade partners,

President Donald Trump announced an additional 50% tariff on goods imported from China, which could potentially double the price of Chinese imports. Trump's additional tariffs followed China's announcement that it was matching the "reciprocal tariff" Trump announced last week amid the new sweeping tariffs on US imports.

US President Donald Trump has announced sweeping tariffs on goods imported from the rest of the world. Trump claims that a 10% tariff on all nations and much higher rates of up to 104% on individual countries will boost the US economy and protect jobs.

The U.S. forged ahead with 104% tariffs on Chinese goods as global equities and U.S. Treasuries saw a savage selloff that sparked more fears of recession.

From electric cars to TVs, phones and cameras, CNET experts weigh in on what you should consider buying now before tariffs increase prices.

Donald Trump has threatened China with an extra 50% tariff on goods imported into the US if it does not withdraw its 34% counter-tariff, as global markets continue to fall. Beijing retaliated on Sunday,