Reuters reports that the US dollar fell to its lowest level in three months as Trump's trade war escalated.
The dollar index against a basket of major currencies fell to 105.46, its worst since December 6.
The pound sterling, on the other hand, rose to $1.28025, its highest in three months.
The Canadian dollar fell 0.23 percent, the Mexican peso partially recovered. The Japanese yen appreciated 0.15 percent.
Financial markets are concerned that the tariff hike could harm the US economy, which is already showing signs of slowing.
The euro rose, reaching its highest level in the last quarter, $1.0639.
