Trump trade war: China's most powerful weapon may cause worldwide turmoil

As tensions escalate between the US and China, one crop is emerging as the most powerful weapon in a potential trade war: the soybean.

China is the biggest buyer of American soybeans, picking up about a third of the entire US crop, which it uses largely to feed 400 million or so pigs. President Xi Jinping’s administration is studying the impact of restricting soybean imports in retaliation for US tariffs on washing machines and solar panels, people familiar with the situation told Bloomberg last week.

Any China soybean curbs would directly hit farmers in the Midwestern US states that President