United States President Donald Trump has increased tariffs on Chinese goods by 21% to reach a total of 125%.Over 75 countries have been negotiating tariffs with the US, and their individualized tariffs are postponed for 90 days with a baseline 10% tariff.The US-China trade war began in February this year with tariffs announced by Trump on Canada, Mexico, and China.China responded by imposing tariffs on various US-made goods, leading to an escalating tit-for-tat on tariffs between the two countries.