U.S. President Donald Trump on Tuesday said he would impose a 50% tariff on imported copper and soon introduce long-threatened levies on semiconductors and pharmaceuticals, broadening his trade war that has rattled markets worldwide.

Over the past three months, nations across the world tried to avoid new tariffs that would punish their economies by giving President Donald Trump something he might want. Indonesia offered to buy $34 billion more

The U.S.’s closest security allies in Asia, along with six Southeast Asian countries, have been given another three weeks to negotiate trade deals — or face higher tariffs.