African trade flows may shift further away from the US after President Donald Trump announced a slew of new tariffs, the head of Citigroup Inc.’s regional office said.Trump unveiled a revised global plan on Thursday that imposed levies as high as 30% on imports from countries including South Africa — the continent’s biggest economy — and Algeria.

As the two biggest economic targets in Donald Trump’s trade war, some analysts thought the European Union and China could move closer together and stake out common ground.

President Donald Trump signed an executive order Thursday placing tariffs on many U.S. trade partners — the next step in his trade agenda that will test the global economy and alliances.